diff --git a/build.gradle b/build.gradle
index d91e4aaa..978b5bd9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -16,6 +16,12 @@ java {
 	}
 }
 
+test {
+    testLogging {
+        showStandardStreams = project.hasProperty("showLogs")
+    }
+}
+
 configurations {
 	compileOnly {
 		extendsFrom annotationProcessor
diff --git a/src/main/java/com/kuit/findyou/domain/auth/service/IssueTokenService.java b/src/main/java/com/kuit/findyou/domain/auth/service/IssueTokenService.java
new file mode 100644
index 00000000..d51302eb
--- /dev/null
+++ b/src/main/java/com/kuit/findyou/domain/auth/service/IssueTokenService.java
@@ -0,0 +1,8 @@
+package com.kuit.findyou.domain.auth.service;
+
+import com.kuit.findyou.domain.user.model.Role;
+
+public interface IssueTokenService {
+    String issueAccessToken(Long userId, Role role);
+    String issueRefreshToken(Long userId);
+}
diff --git a/src/main/java/com/kuit/findyou/domain/auth/service/IssueTokenServiceImpl.java b/src/main/java/com/kuit/findyou/domain/auth/service/IssueTokenServiceImpl.java
new file mode 100644
index 00000000..cabc0028
--- /dev/null
+++ b/src/main/java/com/kuit/findyou/domain/auth/service/IssueTokenServiceImpl.java
@@ -0,0 +1,26 @@
+package com.kuit.findyou.domain.auth.service;
+
+import com.kuit.findyou.domain.auth.repository.RedisRefreshTokenRepository;
+import com.kuit.findyou.domain.user.model.Role;
+import com.kuit.findyou.global.jwt.util.JwtUtil;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@RequiredArgsConstructor
+@Service
+public class IssueTokenServiceImpl implements IssueTokenService {
+    private final JwtUtil jwtUtil;
+    private final RedisRefreshTokenRepository redisRefreshTokenRepository;
+
+    @Override
+    public String issueAccessToken(Long userId, Role role) {
+        return jwtUtil.createAccessJwt(userId, role);
+    }
+
+    @Override
+    public String issueRefreshToken(Long userId) {
+        String refreshToken = jwtUtil.createRefreshJwt(userId);
+        redisRefreshTokenRepository.save(userId, refreshToken);
+        return refreshToken;
+    }
+}
diff --git a/src/main/java/com/kuit/findyou/domain/auth/service/LoginServiceImpl.java b/src/main/java/com/kuit/findyou/domain/auth/service/LoginServiceImpl.java
index 068af01c..4e22c425 100644
--- a/src/main/java/com/kuit/findyou/domain/auth/service/LoginServiceImpl.java
+++ b/src/main/java/com/kuit/findyou/domain/auth/service/LoginServiceImpl.java
@@ -4,13 +4,11 @@
 import com.kuit.findyou.domain.auth.dto.response.GuestLoginResponse;
 import com.kuit.findyou.domain.auth.dto.request.KakaoLoginRequest;
 import com.kuit.findyou.domain.auth.dto.response.KakaoLoginResponse;
-import com.kuit.findyou.domain.auth.repository.RedisRefreshTokenRepository;
 import com.kuit.findyou.domain.user.constant.DefaultProfileImage;
 import com.kuit.findyou.domain.user.model.Role;
 import com.kuit.findyou.domain.user.model.User;
 import com.kuit.findyou.domain.user.repository.UserRepository;
 import com.kuit.findyou.global.common.exception.CustomException;
-import com.kuit.findyou.global.jwt.util.JwtUtil;
 import jakarta.transaction.Transactional;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -23,18 +21,17 @@
 @Service
 public class LoginServiceImpl implements LoginService {
     private final UserRepository userRepository;
-    private final RedisRefreshTokenRepository redisRefreshTokenRepository;
-    private final JwtUtil jwtUtil;
+    private final IssueTokenService issueTokenService;
+
     public KakaoLoginResponse kakaoLogin(KakaoLoginRequest request) {
         log.info("[kakaoLogin] kakaoId = {}", request.kakaoId());
 
         return userRepository.findByKakaoId(request.kakaoId())
-                .map(loginUser -> {
-                    String accessToken = jwtUtil.createAccessJwt(loginUser.getId(), loginUser.getRole());
-                    String refreshToken = jwtUtil.createRefreshJwt(loginUser.getId());
-                    redisRefreshTokenRepository.save(loginUser.getId(), refreshToken);
+                .map(user -> {
+                    String accessToken = issueTokenService.issueAccessToken(user.getId(), user.getRole());
+                    String refreshToken = issueTokenService.issueRefreshToken(user.getId());
                     log.info("[kakaoLogin] 카카오 로그인 성공");
-                    return KakaoLoginResponse.fromUserAndTokens(loginUser, accessToken, refreshToken);
+                    return KakaoLoginResponse.fromUserAndTokens(user, accessToken, refreshToken);
                 })
                 .orElseGet(() -> {
                     log.info("[kakaoLogin] 일치하는 유저가 없어서 카카오 로그인 실패");
@@ -67,9 +64,8 @@ public GuestLoginResponse guestLogin(GuestLoginRequest request) {
         }
 
         // 토큰 생성
-        String accessToken = jwtUtil.createAccessJwt(user.getId(), user.getRole());
-        String refreshToken = jwtUtil.createRefreshJwt(user.getId());
-        redisRefreshTokenRepository.save(user.getId(), refreshToken);
+        String accessToken = issueTokenService.issueAccessToken(user.getId(), user.getRole());
+        String refreshToken = issueTokenService.issueRefreshToken(user.getId());
         log.info("[guestLogin] 게스트 로그인 성공");
         return new GuestLoginResponse(user.getId(), accessToken, refreshToken);
     }
diff --git a/src/main/java/com/kuit/findyou/domain/user/controller/UserController.java b/src/main/java/com/kuit/findyou/domain/user/controller/UserController.java
index 91d49d89..7f9c9b1e 100644
--- a/src/main/java/com/kuit/findyou/domain/user/controller/UserController.java
+++ b/src/main/java/com/kuit/findyou/domain/user/controller/UserController.java
@@ -25,7 +25,6 @@
 import lombok.extern.slf4j.Slf4j;
 
 import static com.kuit.findyou.global.common.swagger.SwaggerResponseDescription.*;
-import static org.springframework.http.MediaType.MULTIPART_FORM_DATA_VALUE;
 
 @Slf4j
 @RestController
@@ -65,15 +64,12 @@ public BaseResponse<CardResponseDTO> retrieveViewedAnimals (
     @Operation(
             summary = "회원정보 등록 API",
             description = """
-                    회원 정보를 등록합니다. 회원 등록에 성공하면 유저 정보(식별자와 닉네임)와 엑세스 토큰을 얻을 수 있습니다. \n
-                    **[중요] profileImageFile과 defaultProfileImageName 중 하나만 선택해야 합니다.** \n                 
-                    - profileImageFile을 업로드하면 defaultProfileImageName은 무시됩니다. \n           
-                    - 둘 다 null이면 에러가 발생합니다.
+                    회원 정보를 등록합니다. 회원 등록에 성공하면 유저 정보(식별자와 닉네임)와 엑세스 토큰을 얻을 수 있습니다.
                     """
     )
     @CustomExceptionDescription(REGISTER_USER)
-    @PostMapping(consumes = MULTIPART_FORM_DATA_VALUE)
-    public BaseResponse<RegisterUserResponse> registerUser(@ModelAttribute RegisterUserRequest request){
+    @PostMapping
+    public BaseResponse<RegisterUserResponse> registerUser(@RequestBody RegisterUserRequest request){
         log.info("[registerUser] kakaoId = {}", request.kakaoId());
         return new BaseResponse<>(userServiceFacade.registerUser(request));
     }
@@ -142,21 +138,6 @@ public BaseResponse<Void> deleteInterestAnimal(@Parameter(hidden = true) @LoginU
         return BaseResponse.ok(null);
     }
 
-    @Operation(
-            summary = "프로필 이미지 변경 API",
-            description = "프로필 이미지 변경을 수행합니다. 기본이미지는 enum값 이름으로 저장, 사용자 업로드 이미지는 cdn url로 저장됩니다."
-    )
-    @CustomExceptionDescription(CHANGE_PROFILE_IMAGE)
-    @PreAuthorize("hasRole('ROLE_USER')")
-    @PatchMapping(value = "/me/profile-image", consumes = MULTIPART_FORM_DATA_VALUE)
-    public BaseResponse<Void> changeProfileImage(
-            @LoginUserId Long userId,
-            @Valid @ModelAttribute ChangeProfileImageRequest req
-    ) {
-        userServiceFacade.changeProfileImage(userId, req);
-        return BaseResponse.ok(null);
-    }
-
     @Operation(
             summary = "신고 내역 조회 API",
             description = """
diff --git a/src/main/java/com/kuit/findyou/domain/user/dto/request/RegisterUserRequest.java b/src/main/java/com/kuit/findyou/domain/user/dto/request/RegisterUserRequest.java
index b9861154..57de8b1c 100644
--- a/src/main/java/com/kuit/findyou/domain/user/dto/request/RegisterUserRequest.java
+++ b/src/main/java/com/kuit/findyou/domain/user/dto/request/RegisterUserRequest.java
@@ -9,19 +9,6 @@
         """ )
 @Builder
 public record RegisterUserRequest(
-        @Schema(description = """
-                사용자 지정 프로필 이미지 파일 (기본 프로필을 사용하지 않을 경우 업로드)  
-                """,
-                type = "string",
-                format = "binary",
-                nullable = true)
-        MultipartFile profileImageFile,
-        @Schema(description = """
-                기본 프로필 이미지 이름 (profileImageFile이 없을 경우 선택)
-                """,
-                example = "default",
-                nullable = true)
-        String defaultProfileImageName,
         @Schema(description = "회원 닉네임",
                 example = "찾아유",
                 required = true)
diff --git a/src/main/java/com/kuit/findyou/domain/user/dto/response/GetUserProfileResponse.java b/src/main/java/com/kuit/findyou/domain/user/dto/response/GetUserProfileResponse.java
index 81edb438..96f99403 100644
--- a/src/main/java/com/kuit/findyou/domain/user/dto/response/GetUserProfileResponse.java
+++ b/src/main/java/com/kuit/findyou/domain/user/dto/response/GetUserProfileResponse.java
@@ -5,8 +5,6 @@
 @Schema(description = "마이페이지 프로필 조회 API 응답 DTO ")
 public record GetUserProfileResponse(
         @Schema(description = "닉네임", example = "유저1")
-        String nickname,
-        @Schema(description = "프로필 이미지", example = "image.png")
-        String profileImage
+        String nickname
 ) {
 }
diff --git a/src/main/java/com/kuit/findyou/domain/user/dto/response/RegisterUserResponse.java b/src/main/java/com/kuit/findyou/domain/user/dto/response/RegisterUserResponse.java
index fe5f4db5..18a622cf 100644
--- a/src/main/java/com/kuit/findyou/domain/user/dto/response/RegisterUserResponse.java
+++ b/src/main/java/com/kuit/findyou/domain/user/dto/response/RegisterUserResponse.java
@@ -11,7 +11,10 @@ public record RegisterUserResponse(
                 example = "찾아유")
         String nickname,
         @Schema(description = "엑세스 토큰",
-                example = "accessToken")
-        String accessToken
+                example = "aaaa.bbbb.ccc")
+        String accessToken,
+        @Schema(description = "리프레시 토큰",
+                example = "aaaa.bbbb.ccc")
+        String refreshToken
 ) {
 }
diff --git a/src/main/java/com/kuit/findyou/domain/user/model/User.java b/src/main/java/com/kuit/findyou/domain/user/model/User.java
index 962345f4..04c01d27 100644
--- a/src/main/java/com/kuit/findyou/domain/user/model/User.java
+++ b/src/main/java/com/kuit/findyou/domain/user/model/User.java
@@ -11,8 +11,6 @@
 import com.kuit.findyou.global.common.model.BaseEntity;
 import jakarta.persistence.*;
 import lombok.*;
-import org.hibernate.annotations.SQLDelete;
-import org.hibernate.annotations.SQLRestriction;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -100,7 +98,7 @@ public void addInterestReport(InterestReport interestReport) {
     public void addSubscribe(Subscribe subscribe) { subscribes.add(subscribe); }
     public void setFcmToken(FcmToken fcmToken) {this.fcmToken = fcmToken;}
 
-    public void upgradeToMember(Long kakaoId, String nickname, String profileImageUrl){
+    public void upgradeToMember(Long kakaoId, String nickname){
         // 비회원이어야 회원이 될 수 있음
         if(this.role != Role.GUEST){
             throw new CustomException(ALREADY_REGISTERED_USER);
@@ -108,7 +106,6 @@ public void upgradeToMember(Long kakaoId, String nickname, String profileImageUr
 
         this.kakaoId = kakaoId;
         this.name = nickname;
-        this.profileImageUrl = profileImageUrl;
         this.role = Role.USER;
     }
 
@@ -119,5 +116,4 @@ public boolean isGuest(){
     public void changeNickname(String newNickname) {
         this.name = newNickname;
     }
-    public void changeProfileImage(String newImage) {this.profileImageUrl = newImage;}
 }
diff --git a/src/main/java/com/kuit/findyou/domain/user/service/change_profileImage/ChangeProfileImageService.java b/src/main/java/com/kuit/findyou/domain/user/service/change_profileImage/ChangeProfileImageService.java
deleted file mode 100644
index bf093d26..00000000
--- a/src/main/java/com/kuit/findyou/domain/user/service/change_profileImage/ChangeProfileImageService.java
+++ /dev/null
@@ -1,7 +0,0 @@
-package com.kuit.findyou.domain.user.service.change_profileImage;
-
-import com.kuit.findyou.domain.user.dto.request.ChangeProfileImageRequest;
-
-public interface ChangeProfileImageService {
-    void changeProfileImage(Long userId, ChangeProfileImageRequest request);
-}
diff --git a/src/main/java/com/kuit/findyou/domain/user/service/change_profileImage/ChangeProfileImageServiceImpl.java b/src/main/java/com/kuit/findyou/domain/user/service/change_profileImage/ChangeProfileImageServiceImpl.java
deleted file mode 100644
index f3a2d885..00000000
--- a/src/main/java/com/kuit/findyou/domain/user/service/change_profileImage/ChangeProfileImageServiceImpl.java
+++ /dev/null
@@ -1,75 +0,0 @@
-package com.kuit.findyou.domain.user.service.change_profileImage;
-
-import com.kuit.findyou.domain.user.constant.DefaultProfileImage;
-import com.kuit.findyou.domain.user.dto.request.ChangeProfileImageRequest;
-import com.kuit.findyou.domain.user.model.User;
-import com.kuit.findyou.domain.user.repository.UserRepository;
-import com.kuit.findyou.global.common.exception.CustomException;
-import com.kuit.findyou.global.infrastructure.FileUploadingFailedException;
-import com.kuit.findyou.global.infrastructure.ImageUploader;
-import jakarta.persistence.EntityNotFoundException;
-import jakarta.transaction.Transactional;
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.springframework.stereotype.Service;
-
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.util.Arrays;
-
-import static com.kuit.findyou.global.common.response.status.BaseExceptionResponseStatus.*;
-
-@Slf4j
-@Service
-@RequiredArgsConstructor
-public class ChangeProfileImageServiceImpl implements ChangeProfileImageService {
-    private final UserRepository userRepository;
-    private final ImageUploader imageUploader;
-
-
-    @Override
-    @Transactional
-    public void changeProfileImage(Long userId, ChangeProfileImageRequest request) {
-        try {
-            User user = userRepository.getReferenceById(userId);
-
-            String toSave;
-            if (request.profileImageFile() != null) {
-                try {
-                    toSave = imageUploader.upload(request.profileImageFile());
-                } catch (FileUploadingFailedException e) {
-                    throw new CustomException(IMAGE_UPLOAD_FAILED);
-                }
-            } else {
-                //enum 이름을 소문자로 저장
-                toSave = Arrays.stream(DefaultProfileImage.values())
-                        .filter(v -> v.getName().equalsIgnoreCase(request.defaultProfileImageName()))
-                        .findFirst()
-                        .orElseThrow(() -> new CustomException(BAD_REQUEST))
-                        .getName();
-            }
-            String oldImageUrl = user.getProfileImageUrl();
-            user.changeProfileImage(toSave);
-            if (isUploadedFile(oldImageUrl)) {
-                String imageKey = extractImageKeyFromUrl(oldImageUrl);
-                imageUploader.delete(imageKey);
-            }
-        }catch (EntityNotFoundException e) {
-            throw new CustomException(USER_NOT_FOUND);
-        }
-    }
-
-    private boolean isUploadedFile(String url) {
-        if (url == null) return false;
-        return Arrays.stream(DefaultProfileImage.values())
-                .noneMatch(defaultImage -> defaultImage.getName().equalsIgnoreCase(url));
-    }
-
-    private String extractImageKeyFromUrl(String url) {
-        try {
-            return new URI(url).getPath().substring(1);
-        } catch (URISyntaxException e) {
-            throw new CustomException(BAD_REQUEST);
-        }
-    }
-}
diff --git a/src/main/java/com/kuit/findyou/domain/user/service/facade/UserServiceFacade.java b/src/main/java/com/kuit/findyou/domain/user/service/facade/UserServiceFacade.java
index 324cd754..8136655c 100644
--- a/src/main/java/com/kuit/findyou/domain/user/service/facade/UserServiceFacade.java
+++ b/src/main/java/com/kuit/findyou/domain/user/service/facade/UserServiceFacade.java
@@ -3,13 +3,11 @@
 import com.kuit.findyou.domain.report.dto.response.CardResponseDTO;
 import com.kuit.findyou.domain.user.dto.response.CheckGuestResponse;
 import com.kuit.findyou.domain.user.dto.response.GetUserProfileResponse;
-import com.kuit.findyou.domain.user.dto.request.ChangeProfileImageRequest;
 import com.kuit.findyou.domain.user.dto.request.CheckDuplicateNicknameRequest;
 import com.kuit.findyou.domain.user.dto.request.RegisterUserRequest;
 import com.kuit.findyou.domain.user.dto.response.CheckDuplicateNicknameResponse;
 import com.kuit.findyou.domain.user.dto.response.RegisterUserResponse;
 import com.kuit.findyou.domain.user.service.change_nickname.ChangeNicknameService;
-import com.kuit.findyou.domain.user.service.change_profileImage.ChangeProfileImageService;
 import com.kuit.findyou.domain.user.service.delete.DeleteUserService;
 import com.kuit.findyou.domain.user.service.interest_report.InterestReportService;
 import com.kuit.findyou.domain.user.service.query.QueryUserService;
@@ -28,7 +26,6 @@ public class UserServiceFacade {
     private final QueryUserService queryUserService;
     private final ChangeNicknameService changeNicknameService;
     private final DeleteUserService deleteUserService;
-    private final ChangeProfileImageService changeProfileImageService;
     private final UserReportService userReportService;
 
     public CardResponseDTO retrieveViewedAnimals(Long lastId, Long userId) {
@@ -63,8 +60,6 @@ public void deleteUser(Long userId) {
         deleteUserService.deleteUser(userId);
     }
 
-    public void changeProfileImage(Long userId, ChangeProfileImageRequest request){ changeProfileImageService.changeProfileImage(userId, request); }
-
     public CardResponseDTO retrieveUserReports(Long userId, Long lastId){
         return userReportService.retrieveUserReports(userId, lastId, 20);
     }
diff --git a/src/main/java/com/kuit/findyou/domain/user/service/query/QueryUserServiceImpl.java b/src/main/java/com/kuit/findyou/domain/user/service/query/QueryUserServiceImpl.java
index 523205fa..fd3927f9 100644
--- a/src/main/java/com/kuit/findyou/domain/user/service/query/QueryUserServiceImpl.java
+++ b/src/main/java/com/kuit/findyou/domain/user/service/query/QueryUserServiceImpl.java
@@ -28,7 +28,7 @@ public CheckDuplicateNicknameResponse checkDuplicateNickname(CheckDuplicateNickn
     @Override
     public GetUserProfileResponse getUserProfile(Long userId) {
         User user = userRepository.getReferenceById(userId);
-        return new GetUserProfileResponse(user.getName(), user.getProfileImageUrl());
+        return new GetUserProfileResponse(user.getName());
     }
 
     @Override
diff --git a/src/main/java/com/kuit/findyou/domain/user/service/register/RegisterUserServiceImpl.java b/src/main/java/com/kuit/findyou/domain/user/service/register/RegisterUserServiceImpl.java
index 55f1f2d0..4322b002 100644
--- a/src/main/java/com/kuit/findyou/domain/user/service/register/RegisterUserServiceImpl.java
+++ b/src/main/java/com/kuit/findyou/domain/user/service/register/RegisterUserServiceImpl.java
@@ -1,19 +1,15 @@
 package com.kuit.findyou.domain.user.service.register;
 
-import com.kuit.findyou.domain.user.constant.DefaultProfileImage;
+import com.kuit.findyou.domain.auth.service.IssueTokenService;
 import com.kuit.findyou.domain.user.dto.request.RegisterUserRequest;
 import com.kuit.findyou.domain.user.dto.response.RegisterUserResponse;
 import com.kuit.findyou.domain.user.model.Role;
 import com.kuit.findyou.domain.user.model.User;
 import com.kuit.findyou.domain.user.repository.UserRepository;
 import com.kuit.findyou.global.common.exception.CustomException;
-import com.kuit.findyou.global.infrastructure.FileUploadingFailedException;
-import com.kuit.findyou.global.infrastructure.ImageUploader;
-import com.kuit.findyou.global.jwt.util.JwtUtil;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
-import org.springframework.web.multipart.MultipartFile;
 
 import static com.kuit.findyou.global.common.response.status.BaseExceptionResponseStatus.*;
 
@@ -22,9 +18,7 @@
 @Service
 public class RegisterUserServiceImpl implements RegisterUserService {
     private final UserRepository userRepository;
-    private final ImageUploader imageUploader;
-    private final JwtUtil jwtUtil;
-
+    private final IssueTokenService issueTokenService;
     @Override
     public RegisterUserResponse registerUser(RegisterUserRequest request) {
         // 카카오 Id가 중복되는 사용자가 있는지 확인
@@ -33,73 +27,32 @@ public RegisterUserResponse registerUser(RegisterUserRequest request) {
             throw new CustomException(ALREADY_REGISTERED_USER);
         }
 
-        // 비회원이었는지 확인한 후에 회원 정보 저장
-        String profileImageUrl = getProfileImageUrl(request);
-
         User user = userRepository.findByDeviceId(request.deviceId())
                 .map(existing -> {
                     log.info("[registerUser] user with deviceId {} alreay exists", request.deviceId());
-                    existing.upgradeToMember(request.kakaoId(), request.nickname(), profileImageUrl);
+                    existing.upgradeToMember(request.kakaoId(), request.nickname());
                     return existing;
                 })
                 .orElseGet(()->{
                     log.info("[registerUser] user not found");
-                    return mapToUser(request, profileImageUrl);
+                    return mapToUser(request);
                 });
 
         User save = userRepository.save(user);
 
         // 회원가입 완료 응답하기
-        String accessToken = jwtUtil.createAccessJwt(save.getId(), save.getRole());
-        return new RegisterUserResponse(save.getId(), save.getName(), accessToken);
+        String accessToken = issueTokenService.issueAccessToken(save.getId(), save.getRole());
+        String refreshToken = issueTokenService.issueRefreshToken(save.getId());
+
+        return new RegisterUserResponse(save.getId(), save.getName(), accessToken, refreshToken);
     }
 
-    private User mapToUser(RegisterUserRequest request, String profileImageUrl) {
+    private User mapToUser(RegisterUserRequest request) {
         return User.builder()
                 .kakaoId(request.kakaoId())
                 .name(request.nickname())
-                .profileImageUrl(profileImageUrl)
                 .role(Role.USER)
                 .deviceId(request.deviceId())
                 .build();
     }
-
-    private String getProfileImageUrl(RegisterUserRequest request) {
-        // 프로필 이미지 설정 관련 검증
-        MultipartFile profileImage = request.profileImageFile();
-        String defaultProfileImageName = request.defaultProfileImageName();
-
-        if(validateProfileImage(profileImage, defaultProfileImageName)){
-            // 요청이 잘못되었음
-            throw new CustomException(BAD_REQUEST);
-        }
-
-        // 인프라에 이미지 업로드
-        if(!isEmptyProfileImageFile(profileImage)){
-            try{
-                return imageUploader.upload(profileImage);
-            }
-            catch (FileUploadingFailedException e){
-                throw new CustomException(IMAGE_UPLOAD_FAILED);
-            }
-        }
-
-        // 기본 이미지 이름 반환
-        return defaultProfileImageName;
-    }
-
-    private boolean validateProfileImage(MultipartFile profileFile, String defaultName) {
-        // 둘 다 잘못된 값이거나, 둘 다 올바른 값이면 잘못된 요청으로 간주
-        boolean invalidName = isInvalidDefaultProfileImageName(defaultName);
-        boolean emptyFile = isEmptyProfileImageFile(profileFile);
-        return invalidName && emptyFile || !invalidName && !emptyFile;
-    }
-
-    private boolean isInvalidDefaultProfileImageName(String name) {
-        return name == null || !DefaultProfileImage.validate(name);
-    }
-
-    private boolean isEmptyProfileImageFile(MultipartFile file) {
-        return file == null || file.isEmpty();
-    }
 }
diff --git a/src/test/java/com/kuit/findyou/domain/auth/service/LoginServiceTest.java b/src/test/java/com/kuit/findyou/domain/auth/service/LoginServiceTest.java
index b69c26af..e971bb58 100644
--- a/src/test/java/com/kuit/findyou/domain/auth/service/LoginServiceTest.java
+++ b/src/test/java/com/kuit/findyou/domain/auth/service/LoginServiceTest.java
@@ -33,9 +33,7 @@ class LoginServiceTest {
     @Mock
     private UserRepository userRepository;
     @Mock
-    private RedisRefreshTokenRepository redisRefreshTokenRepository;
-    @Mock
-    private JwtUtil jwtUtil;
+    private IssueTokenService issueTokenService;
 
     @DisplayName("카카오 id와 일치하는 사용자가 없다면 isFirstLogin을 true로 반환하여 회원가입을 유도한다")
     @Test
@@ -57,21 +55,19 @@ void should_ReturnfirstLoginWithTrue_When_UserWithKakaoIdNotFound(){
     void should_ReturnUserInfo_When_UserWithKakaoIdExists(){
         // given
         final Long KAKAO_ID = 1234L;
-        final String ACCESS_TOKEN = "accessToken";
-        final String REFRESH_TOKEN = "accessToken";
-        final String NAME = "유저";
+        String ACCESS_TOKEN = "accessToken";
+        String REFRESH_TOKEN = "accessToken";
+        String NAME = "유저";
 
         User user = mockUser(NAME, Role.USER, KAKAO_ID);
         when(userRepository.findByKakaoId(KAKAO_ID)).thenReturn(Optional.of(user));
-        when(jwtUtil.createAccessJwt(user.getId(), user.getRole())).thenReturn(ACCESS_TOKEN);
-        when(jwtUtil.createRefreshJwt(user.getId())).thenReturn(REFRESH_TOKEN);
+        when(issueTokenService.issueAccessToken(user.getId(), user.getRole())).thenReturn(ACCESS_TOKEN);
+        when(issueTokenService.issueRefreshToken(user.getId())).thenReturn(REFRESH_TOKEN);
 
         // when
         KakaoLoginResponse response = authService.kakaoLogin(new KakaoLoginRequest(KAKAO_ID));
 
         // then
-        verify(redisRefreshTokenRepository, times(1)).save(anyLong(), anyString());
-
         assertThat(response.isFirstLogin()).isFalse();
         assertThat(response.userInfo()).isNotNull();
         assertThat(response.userInfo().userId()).isEqualTo(user.getId());
@@ -95,21 +91,20 @@ private User mockUser(String name, Role role, Long kakaoId){
     @Test()
     void should_DoesNotSaveNewGuest_When_UserWithDeviceIdExists(){
         // given
-        final String deviceId = "asdf-1234-asdf";
-        final String accessToken = "accessToken";
-        final String refreshToken = "refreshToken";
+        String deviceId = "asdf-1234-asdf";
+        String accessToken = "accessToken";
+        String refreshToken = "refreshToken";
 
         User user = mockUser("게스트", Role.GUEST, null);
         when(userRepository.findByDeviceId(eq(deviceId))).thenReturn(Optional.of(user));
-        when(jwtUtil.createAccessJwt(anyLong(), any(Role.class))).thenReturn(accessToken);
-        when(jwtUtil.createRefreshJwt(anyLong())).thenReturn(refreshToken);
+        when(issueTokenService.issueAccessToken(anyLong(), any(Role.class))).thenReturn(accessToken);
+        when(issueTokenService.issueRefreshToken(anyLong())).thenReturn(refreshToken);
 
         // when
         GuestLoginResponse response = authService.guestLogin(new GuestLoginRequest(deviceId));
 
         // then
         verify(userRepository, never()).save(any());
-        verify(redisRefreshTokenRepository, times(1)).save(anyLong(), anyString());
 
         assertThat(response.userId()).isEqualTo(user.getId());
         assertThat(response.accessToken()).isEqualTo(accessToken);
@@ -120,22 +115,21 @@ void should_DoesNotSaveNewGuest_When_UserWithDeviceIdExists(){
     @Test()
     void should_SaveNewGuest_When_UserWithDeviceIdDoesNotExists(){
         // given
-        final String deviceId = "asdf-1234-asdf";
-        final String accessToken = "accessToken";
-        final String refreshToken = "refreshToken";
+        String deviceId = "asdf-1234-asdf";
+        String accessToken = "accessToken";
+        String refreshToken = "refreshToken";
 
         User user = mockUser("게스트", Role.GUEST, null);
         when(userRepository.findByDeviceId(eq(deviceId))).thenReturn(Optional.empty());
         when(userRepository.save(any())).thenReturn(user);
-        when(jwtUtil.createAccessJwt(anyLong(), any(Role.class))).thenReturn(accessToken);
-        when(jwtUtil.createRefreshJwt(anyLong())).thenReturn(refreshToken);
+        when(issueTokenService.issueAccessToken(anyLong(), any(Role.class))).thenReturn(accessToken);
+        when(issueTokenService.issueRefreshToken(anyLong())).thenReturn(refreshToken);
 
         // when
         GuestLoginResponse response = authService.guestLogin(new GuestLoginRequest(deviceId));
 
         // then
         verify(userRepository).save(any(User.class));
-        verify(redisRefreshTokenRepository, times(1)).save(anyLong(), anyString());
 
         assertThat(response.userId()).isEqualTo(user.getId());
         assertThat(response.accessToken()).isEqualTo(accessToken);
@@ -146,8 +140,7 @@ void should_SaveNewGuest_When_UserWithDeviceIdDoesNotExists(){
     @Test()
     void should_ThrowException_When_NonGuestUserLogsIn(){
         // given
-        final String deviceId = "asdf-1234-asdf";
-        final String accessToken = "accessToken";
+        String deviceId = "asdf-1234-asdf";
 
         User user = mockUser("게스트", Role.USER, null);
         when(userRepository.findByDeviceId(eq(deviceId))).thenReturn(Optional.of(user));
diff --git a/src/test/java/com/kuit/findyou/domain/user/controller/UserControllerTest.java b/src/test/java/com/kuit/findyou/domain/user/controller/UserControllerTest.java
index 53751a44..15b1a966 100644
--- a/src/test/java/com/kuit/findyou/domain/user/controller/UserControllerTest.java
+++ b/src/test/java/com/kuit/findyou/domain/user/controller/UserControllerTest.java
@@ -5,6 +5,7 @@
 import com.kuit.findyou.domain.report.model.WitnessReport;
 import com.kuit.findyou.domain.report.repository.InterestReportRepository;
 import com.kuit.findyou.domain.user.dto.request.CheckDuplicateNicknameRequest;
+import com.kuit.findyou.domain.user.dto.request.RegisterUserRequest;
 import com.kuit.findyou.domain.user.dto.response.CheckDuplicateNicknameResponse;
 import com.kuit.findyou.domain.user.dto.response.CheckGuestResponse;
 import com.kuit.findyou.domain.user.dto.response.GetUserProfileResponse;
@@ -15,6 +16,7 @@
 import com.kuit.findyou.domain.user.repository.UserRepository;
 import com.kuit.findyou.global.common.util.DatabaseCleaner;
 import com.kuit.findyou.global.common.util.TestInitializer;
+import com.kuit.findyou.global.config.RedisTestContainersConfig;
 import com.kuit.findyou.global.config.TestDatabaseConfig;
 import com.kuit.findyou.global.jwt.util.JwtUtil;
 import io.restassured.RestAssured;
@@ -29,29 +31,22 @@
 import org.springframework.context.annotation.Import;
 import org.springframework.test.context.ActiveProfiles;
 import org.springframework.test.context.bean.override.mockito.MockitoBean;
-import software.amazon.awssdk.core.sync.RequestBody;
 import software.amazon.awssdk.services.s3.S3Client;
-import software.amazon.awssdk.services.s3.model.DeleteObjectRequest;
-import software.amazon.awssdk.services.s3.model.PutObjectRequest;
-import software.amazon.awssdk.services.s3.model.PutObjectResponse;
 
 import java.time.LocalDate;
 import java.util.Map;
 
-import static com.kuit.findyou.domain.user.constant.DefaultProfileImage.PUPPY;
 import static com.kuit.findyou.global.common.response.status.BaseExceptionResponseStatus.*;
-import static com.kuit.findyou.global.common.util.RestAssuredUtils.multipartText;
 import static io.restassured.RestAssured.given;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.hamcrest.Matchers.equalTo;
 import static org.hamcrest.Matchers.nullValue;
-import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.*;
 
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 @TestInstance(TestInstance.Lifecycle.PER_CLASS)
 @ActiveProfiles("test")
-@Import(TestDatabaseConfig.class)
+@Import({RedisTestContainersConfig.class, TestDatabaseConfig.class})
 class UserControllerTest {
 
     @LocalServerPort
@@ -122,16 +117,16 @@ void retrieveViewedAnimals() {
     @Test
     void should_Succeed_When_registerAnyoneWhoFirstLoggedIn() {
         // given
-        final String NICKNAME = "유저1";
+        String nickname = "유저1";
+        Long kakaoId = 123456L;
+        String deviceId= "device-01";
 
         // when
         RegisterUserResponse response = given()
-//                    .log().all()
-                    .contentType(ContentType.MULTIPART)
-                    .multiPart(multipartText("defaultProfileImageName", "default"))
-                    .multiPart(multipartText("nickname", NICKNAME))
-                    .multiPart(multipartText("kakaoId", "123456"))
-                    .multiPart(multipartText("deviceId", "device-001"))
+                    .log().all()
+                    .contentType(ContentType.JSON)
+                    .accept(ContentType.JSON)
+                    .body(new RegisterUserRequest(nickname, kakaoId, deviceId))
                 .when()
                     .post("/api/v2/users")
                 .then()
@@ -141,9 +136,11 @@ void should_Succeed_When_registerAnyoneWhoFirstLoggedIn() {
                     .getObject("data", RegisterUserResponse.class);
 
         // then
-        Role role = jwtUtil.getRole(response.accessToken());
+        assertThat(response.nickname()).isEqualTo(nickname);
+        assertThat(response.accessToken()).isNotBlank();
+        assertThat(response.refreshToken()).isNotBlank();
 
-        assertThat(response.nickname()).isEqualTo(NICKNAME);
+        Role role = jwtUtil.getRole(response.accessToken());
         assertThat(role).isEqualTo(Role.USER);
     }
 
@@ -497,116 +494,6 @@ void shouldSucceedToDeleteInterestAnimal_WhenItDoesNotExist() {
         assertThat(interestReportRepository.existsByReportIdAndUserId(report.getId(), user.getId())).isFalse();
     }
 
-    @Test
-    @DisplayName("기본 이미지로 변경 성공")
-    void changeProfileImage_Default_Success() {
-        // given
-        User user = testInitializer.createTestUser();
-        String token = jwtUtil.createAccessJwt(user.getId(), user.getRole());
-
-        // when & then
-        given()
-                .header("Authorization", "Bearer " + token)
-                .contentType(ContentType.MULTIPART)
-                .multiPart(multipartText("defaultProfileImageName", "chick"))
-                .when()
-                .patch("/api/v2/users/me/profile-image")
-                .then()
-                .statusCode(200)
-                .body("code", equalTo(SUCCESS.getCode()))
-                .body("message", equalTo(SUCCESS.getMessage()))
-                .body("data", nullValue());
-
-        User updated = userRepository.findById(user.getId()).orElseThrow();
-        assertThat(updated.getProfileImageUrl()).isEqualTo("chick");
-    }
-
-    @Test
-    @DisplayName("파일 업로드로 변경 성공")
-    void changeProfileImage_File_Success() {
-        // given
-        User user = testInitializer.createTestUser();
-        String token = jwtUtil.createAccessJwt(user.getId(), user.getRole());
-
-        // when & then
-        given()
-                .header("Authorization", "Bearer " + token)
-                .contentType(ContentType.MULTIPART)
-                .multiPart("profileImageFile", "p.jpg", "fake".getBytes(), "image/jpeg")
-                .when()
-                .patch("/api/v2/users/me/profile-image")
-                .then()
-                .statusCode(200)
-                .body("code", equalTo(SUCCESS.getCode()))
-                .body("message", equalTo(SUCCESS.getMessage()))
-                .body("data", nullValue());
-
-        User updated = userRepository.findById(user.getId()).orElseThrow();
-        assertThat(updated.getProfileImageUrl()).startsWith("base-url");
-        assertThat(updated.getProfileImageUrl()).endsWith("_p.jpg");
-    }
-
-    @Test
-    @DisplayName("둘 다 제공(파일+기본명) → 400")
-    void changeProfileImage_BothProvided_BadRequest() {
-        // given
-        User user = testInitializer.createTestUser();
-        String token = jwtUtil.createAccessJwt(user.getId(), user.getRole());
-
-        given()
-                .header("Authorization", "Bearer " + token)
-                .contentType(ContentType.MULTIPART)
-                .multiPart(multipartText("defaultProfileImageName", "puppy"))
-                .multiPart("profileImageFile", "p.jpg", "fake".getBytes(), "image/jpeg")
-                .when()
-                .patch("/api/v2/users/me/profile-image")
-                .then()
-                .statusCode(200)
-                .body("success", equalTo(false))
-                .body("code", equalTo(400))
-                .body("message", equalTo("Invalid request"));
-    }
-
-    @Test
-    @DisplayName("둘 다 제공 X → 400")
-    void changeProfileImage_NoneProvided_BadRequest() {
-        // given
-        User user = testInitializer.createTestUser();
-        String token = jwtUtil.createAccessJwt(user.getId(), user.getRole());
-
-        given()
-                .header("Authorization", "Bearer " + token)
-                .contentType(ContentType.MULTIPART)
-                .multiPart("dummy", "dummy")
-                .when()
-                .patch("/api/v2/users/me/profile-image")
-                .then()
-                .statusCode(200)
-                .body("success", equalTo(false))
-                .body("code", equalTo(400))
-                .body("message", equalTo("Invalid request"));
-    }
-
-    @Test
-    @DisplayName("잘못된 기본이미지 이름 → 400")
-    void changeProfileImage_InvalidDefaultName_BadRequest() {
-        // given
-        User user = testInitializer.createTestUser();
-        String token = jwtUtil.createAccessJwt(user.getId(), user.getRole());
-
-        given()
-                .header("Authorization", "Bearer " + token)
-                .contentType(ContentType.MULTIPART)
-                .multiPart(multipartText("defaultProfileImageName", "cat"))
-                .when()
-                .patch("/api/v2/users/me/profile-image")
-                .then()
-                .statusCode(200)
-                .body("success", equalTo(false))
-                .body("code", equalTo(BAD_REQUEST.getCode()))
-                .body("message", equalTo("Invalid request"));
-    }
-
     @Test
     @DisplayName("사용자가 신고한 내역이 있다면 리턴한다.")
     void shouldReturnUserReports_WhenTheyExist() {
@@ -687,93 +574,6 @@ void shouldReturnProfile_WhenUserExists() {
 
         // then
         assertThat(response.nickname()).isEqualTo(nickname);
-        assertThat(response.profileImage()).isEqualTo(profileImage);
-    }
-
-    @Test
-    @DisplayName("프로필 이미지 변경 후, 마이페이지 조회 시 변경된 URL이 반환")
-    void changeProfileImage_and_VerifyWithMypageApi() {
-        User user = testInitializer.createTestUser();
-        String token = jwtUtil.createAccessJwt(user.getId(), user.getRole());
-
-        when(s3Client.putObject(any(PutObjectRequest.class), any(RequestBody.class)))
-                .thenReturn(PutObjectResponse.builder().build());
-
-        // === 프로필 이미지 변경 API 호출 ===
-        given()
-                .header("Authorization", "Bearer " + token)
-                .contentType(ContentType.MULTIPART)
-                .multiPart("profileImageFile", "p.jpg", "fake".getBytes(), "image/jpeg")
-                .when()
-                .patch("/api/v2/users/me/profile-image")
-                .then()
-                .statusCode(200)
-                .body("success", equalTo(true));
-
-        // === 마이페이지 조회 API 호출 ===
-        String profileImageUrl = given()
-                .header("Authorization", "Bearer " + token)
-                .when()
-                .get("/api/v2/users/me") // 마이페이지 조회 API
-                .then()
-                .log().all()
-                .statusCode(200)
-                .extract()
-                .jsonPath()
-                .getString("data.profileImage");
-
-        // === 반환된 URL이 CDN 주소 형식을 따르는지 확인 ===
-        assertThat(profileImageUrl).startsWith("base-url");
-    }
-
-    @Test
-    @DisplayName("프로필 - 기본이미지 -> 업로드 변경 시, 삭제 호출 없음")
-    void changeProfileImage_DefaultToUploaded_NoDelete() {
-        User user = testInitializer.createUserWithDefaultProfileImage(PUPPY);
-
-        String token = jwtUtil.createAccessJwt(user.getId(), user.getRole());
-
-        when(s3Client.putObject(any(PutObjectRequest.class), any(RequestBody.class)))
-                .thenReturn(PutObjectResponse.builder().build());
-
-        given()
-                .header("Authorization", "Bearer " + token)
-                .contentType(ContentType.MULTIPART)
-                .multiPart("profileImageFile", "p.jpg", "fake".getBytes(), "image/jpeg")
-                .when()
-                .patch("/api/v2/users/me/profile-image")
-                .then()
-                .statusCode(200)
-                .body("success", equalTo(true));
-
-        verify(s3Client, times(0)).deleteObject(any(DeleteObjectRequest.class));
-    }
-
-    @Test
-    @DisplayName("프로필 - 업로드된 파일 -> 새 업로드 변경 시, 기존 파일 삭제 호출됨")
-    void changeProfileImage_FileToFile_DeleteOldFile() {
-        // given
-        //기존 프로필 이미지 존재
-        User user = testInitializer.createUserWithUploadedProfileImage("base-url/old_profile.jpg");
-        String token = jwtUtil.createAccessJwt(user.getId(), user.getRole());
-
-        when(s3Client.putObject(any(PutObjectRequest.class), any(RequestBody.class)))
-                .thenReturn(PutObjectResponse.builder().build());
-
-        // when
-        //새 프로필 업로드
-        given()
-                .header("Authorization", "Bearer " + token)
-                .contentType(ContentType.MULTIPART)
-                .multiPart("profileImageFile", "new.jpg", "fake".getBytes(), "image/jpeg")
-                .when()
-                .patch("/api/v2/users/me/profile-image")
-                .then()
-                .statusCode(200)
-                .body("success", equalTo(true));
-
-        // then
-        verify(s3Client, times(1)).deleteObject(any(DeleteObjectRequest.class));
     }
 
     @Test
@@ -869,27 +669,6 @@ void shouldDenyRequest_WhenGuestDeletesAccount(){
                 .body("message", equalTo(FORBIDDEN.getMessage()));
     }
 
-    @Test
-    @DisplayName("비회원은 프로필 이미지를 변경할 수 없다")
-    void shouldDenyRequest_WhenGuestChangesProfileImage() {
-        // given
-        User guest = testInitializer.createTestGuest();
-        String token = jwtUtil.createAccessJwt(guest.getId(), guest.getRole());
-
-        // when & then
-        given()
-                .header("Authorization", "Bearer " + token)
-                .contentType(ContentType.MULTIPART)
-                .multiPart(multipartText("defaultProfileImageName", "chick"))
-                .when()
-                .patch("/api/v2/users/me/profile-image")
-                .then()
-                .statusCode(403)
-                .body("success", equalTo(FORBIDDEN.getSuccess()))
-                .body("code", equalTo(FORBIDDEN.getCode()))
-                .body("message", equalTo(FORBIDDEN.getMessage()));
-    }
-
     @Test
     @DisplayName("게스트는 게스트로 조회된다")
     void checkGuest_shouldReturnTrue_WhenGuest() {
diff --git a/src/test/java/com/kuit/findyou/domain/user/repository/UserRepositoryTest.java b/src/test/java/com/kuit/findyou/domain/user/repository/UserRepositoryTest.java
index 32fa2d8d..78be189e 100644
--- a/src/test/java/com/kuit/findyou/domain/user/repository/UserRepositoryTest.java
+++ b/src/test/java/com/kuit/findyou/domain/user/repository/UserRepositoryTest.java
@@ -225,44 +225,4 @@ private User createUser(String name, Role role, Long kakaoId, String deviceId) {
                 .build();
         return userRepository.save(build);
     }
-
-    @Test
-    @DisplayName("더티체킹으로 기본 프로필 이미지(enum 문자열) 저장")
-    void dirtyChecking_SaveDefaultProfileName() {
-        // given
-        User user = userRepository.save(User.builder()
-                .name("유저")
-                .role(Role.USER)
-                .deviceId("dev-1")
-                .build());
-
-        // when
-        user.changeProfileImage("puppy");
-        em.flush();
-        em.clear();
-
-        // then
-        User found = userRepository.findById(user.getId()).orElseThrow();
-        assertThat(found.getProfileImageUrl()).isEqualTo("puppy");
-    }
-
-    @Test
-    @DisplayName("더티체킹으로 CDN URL이 저장")
-    void dirtyChecking_SaveCdnUrl() {
-        // given
-        User user = userRepository.save(User.builder()
-                .name("유저")
-                .role(Role.USER)
-                .deviceId("dev-2")
-                .build());
-
-        // when
-        user.changeProfileImage("https://cdn.example/profile.jpg");
-        em.flush();
-        em.clear();
-
-        // then
-        User found = userRepository.findById(user.getId()).orElseThrow();
-        assertThat(found.getProfileImageUrl()).isEqualTo("https://cdn.example/profile.jpg");
-    }
 }
\ No newline at end of file
diff --git a/src/test/java/com/kuit/findyou/domain/user/service/ChangeProfileImageServiceTest.java b/src/test/java/com/kuit/findyou/domain/user/service/ChangeProfileImageServiceTest.java
deleted file mode 100644
index beda325b..00000000
--- a/src/test/java/com/kuit/findyou/domain/user/service/ChangeProfileImageServiceTest.java
+++ /dev/null
@@ -1,102 +0,0 @@
-package com.kuit.findyou.domain.user.service;
-
-import com.kuit.findyou.domain.user.dto.request.ChangeProfileImageRequest;
-import com.kuit.findyou.domain.user.model.Role;
-import com.kuit.findyou.domain.user.model.User;
-import com.kuit.findyou.domain.user.repository.UserRepository;
-import com.kuit.findyou.domain.user.service.change_profileImage.ChangeProfileImageServiceImpl;
-import com.kuit.findyou.global.common.exception.CustomException;
-import com.kuit.findyou.global.infrastructure.FileUploadingFailedException;
-import com.kuit.findyou.global.infrastructure.ImageUploader;
-import jakarta.persistence.EntityNotFoundException;
-import org.junit.jupiter.api.DisplayName;
-import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.extension.ExtendWith;
-import org.mockito.InjectMocks;
-import org.mockito.Mock;
-import org.mockito.junit.jupiter.MockitoExtension;
-import org.springframework.mock.web.MockMultipartFile;
-
-import static com.kuit.findyou.global.common.response.status.BaseExceptionResponseStatus.IMAGE_UPLOAD_FAILED;
-import static com.kuit.findyou.global.common.response.status.BaseExceptionResponseStatus.USER_NOT_FOUND;
-import static org.assertj.core.api.Assertions.assertThat;
-import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.Mockito.when;
-
-@ExtendWith(MockitoExtension.class)
-public class ChangeProfileImageServiceTest {
-    @InjectMocks
-    ChangeProfileImageServiceImpl service;
-    @Mock
-    UserRepository userRepository;
-    @Mock
-    ImageUploader imageUploader;
-
-    @Test
-    @DisplayName("기본 프로필(enum)로 변경 성공")
-    void changeToDefaultProfileImage_Success() {
-        // given
-        User user = User.builder()
-                .id(1L).name("유저").role(Role.USER).deviceId("1234").build();
-
-        when(userRepository.getReferenceById(1L)).thenReturn(user);
-
-        ChangeProfileImageRequest req = new ChangeProfileImageRequest(null, "chick");
-
-        // when
-        service.changeProfileImage(1L, req);
-
-        // then
-        assertThat(user.getProfileImageUrl()).isEqualTo("chick");
-    }
-
-    @Test
-    @DisplayName("파일 업로드로 변경 성공")
-    void changeToUploadedImage_Success() {
-        // given
-        User user = User.builder()
-                .id(1L).name("유저").role(Role.USER).deviceId("dev").build();
-
-        when(userRepository.getReferenceById(1L)).thenReturn(user);
-        when(imageUploader.upload(any())).thenReturn("https://cdn.test/uploaded.jpg");
-
-        MockMultipartFile file = new MockMultipartFile(
-                "profileImageFile", "p.jpg", "image/jpeg", "x".getBytes());
-        ChangeProfileImageRequest req = new ChangeProfileImageRequest(file, null);
-
-        // when
-        service.changeProfileImage(1L, req);
-
-        // then
-        assertThat(user.getProfileImageUrl()).isEqualTo("https://cdn.test/uploaded.jpg");
-    }
-
-    @Test
-    @DisplayName("존재하지 않는 사용자이면 USER_NOT_FOUND")
-    void userNotFound_Throws() {
-        when(userRepository.getReferenceById(99L)).thenThrow(new EntityNotFoundException());
-        ChangeProfileImageRequest req = new ChangeProfileImageRequest(null, "puppy");
-
-        assertThatThrownBy(() -> service.changeProfileImage(99L, req))
-                .isInstanceOf(CustomException.class)
-                .hasMessageContaining(USER_NOT_FOUND.getMessage());
-    }
-
-    @Test
-    @DisplayName("이미지 업로드 실패 시 IMAGE_UPLOAD_FAILED")
-    void uploadFailed_Throws() {
-        User user = User.builder()
-                .id(1L).name("유저").role(Role.USER).deviceId("1234").build();
-        when(userRepository.getReferenceById(1L)).thenReturn(user);
-        when(imageUploader.upload(any())).thenThrow(new FileUploadingFailedException("S3 업로드 실패"));
-
-        MockMultipartFile file = new MockMultipartFile(
-                "profileImageFile", "p.jpg", "image/jpeg", "x".getBytes());
-        ChangeProfileImageRequest req = new ChangeProfileImageRequest(file, null);
-
-        assertThatThrownBy(() -> service.changeProfileImage(1L, req))
-                .isInstanceOf(CustomException.class)
-                .hasMessageContaining(IMAGE_UPLOAD_FAILED.getMessage());
-    }
-}
diff --git a/src/test/java/com/kuit/findyou/domain/user/service/UserServiceTest.java b/src/test/java/com/kuit/findyou/domain/user/service/UserServiceTest.java
deleted file mode 100644
index 0e97f9c9..00000000
--- a/src/test/java/com/kuit/findyou/domain/user/service/UserServiceTest.java
+++ /dev/null
@@ -1,216 +0,0 @@
-package com.kuit.findyou.domain.user.service;
-
-import com.kuit.findyou.domain.user.dto.request.RegisterUserRequest;
-import com.kuit.findyou.domain.user.dto.response.RegisterUserResponse;
-import com.kuit.findyou.domain.user.model.User;
-import com.kuit.findyou.domain.user.repository.UserRepository;
-import com.kuit.findyou.domain.user.service.register.RegisterUserServiceImpl;
-import com.kuit.findyou.global.common.exception.CustomException;
-import com.kuit.findyou.global.infrastructure.FileUploadingFailedException;
-import com.kuit.findyou.global.infrastructure.ImageUploader;
-import com.kuit.findyou.global.jwt.util.JwtUtil;
-import org.junit.jupiter.api.DisplayName;
-import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.extension.ExtendWith;
-import org.mockito.InjectMocks;
-import org.mockito.Mock;
-import org.mockito.junit.jupiter.MockitoExtension;
-import org.springframework.mock.web.MockMultipartFile;
-
-import java.util.Optional;
-
-import static com.kuit.findyou.global.common.response.status.BaseExceptionResponseStatus.*;
-import static org.assertj.core.api.Assertions.assertThat;
-import static org.assertj.core.api.Assertions.assertThatThrownBy;
-import static org.mockito.ArgumentMatchers.any;
-import static org.mockito.ArgumentMatchers.eq;
-import static org.mockito.Mockito.*;
-
-@ExtendWith(MockitoExtension.class)
-class UserServiceTest {
-    @InjectMocks
-    private RegisterUserServiceImpl userService;
-    @Mock
-    private UserRepository userRepository;
-    @Mock
-    private ImageUploader imageUploader;
-    @Mock
-    private JwtUtil jwtUtil;
-
-    @DisplayName("처음 로그인한 사용자가 회원등록을 하면 성공한다")
-    @Test
-    void should_Succeed_When_AnyoneWhoFirstLoggedInRegister(){
-        // given
-        final Long USER_ID = 1L;
-        final String ACCESS_TOKEN = "accessToken";
-
-        RegisterUserRequest request = getRegisterUserRequestWithoutImage();
-
-        when(userRepository.findByKakaoId(request.kakaoId())).thenReturn(Optional.empty());
-        when(userRepository.findByDeviceId(request.deviceId())).thenReturn(Optional.empty());
-        when(userRepository.save(any())).thenReturn(User.builder()
-                .id(USER_ID)
-                .name(request.nickname())
-                .build());
-
-        when(jwtUtil.createAccessJwt(any(), any())).thenReturn(ACCESS_TOKEN);
-
-        // when
-        RegisterUserResponse response = userService.registerUser(request);
-
-        // then
-        assertThat(response.userId()).isEqualTo(USER_ID);
-        assertThat(response.nickname()).isEqualTo(request.nickname());
-        assertThat(response.accessToken()).isEqualTo(ACCESS_TOKEN);
-    }
-
-    private static RegisterUserRequest getRegisterUserRequestWithoutImage() {
-        RegisterUserRequest request = RegisterUserRequest.builder()
-                .profileImageFile(null)
-                .defaultProfileImageName("default")
-                .nickname("유저1")
-                .kakaoId(1234L)
-                .deviceId("1234")
-                .build();
-        return request;
-    }
-
-    @DisplayName("비회원이 회원등록을 하면 성공한다")
-    @Test
-    void should_Succeed_When_GuestRegister(){
-        // given
-        final Long USER_ID = 1L;
-        final String ACCESS_TOKEN = "accessToken";
-
-        RegisterUserRequest request = getRegisterUserRequestWithImage();
-
-        User user = mock(User.class);
-
-        when(userRepository.findByKakaoId(request.kakaoId())).thenReturn(Optional.empty());
-        when(userRepository.findByDeviceId(request.deviceId())).thenReturn(Optional.of(user));
-        when(userRepository.save(any())).thenReturn(User.builder()
-                .id(USER_ID)
-                .name(request.nickname())
-                .build());
-
-        when(imageUploader.upload(any())).thenReturn("image-url");
-
-        when(jwtUtil.createAccessJwt(any(), any())).thenReturn(ACCESS_TOKEN);
-
-        // when
-        RegisterUserResponse response = userService.registerUser(request);
-
-        // then
-        assertThat(response.userId()).isEqualTo(USER_ID);
-        assertThat(response.nickname()).isEqualTo(request.nickname());
-        assertThat(response.accessToken()).isEqualTo(ACCESS_TOKEN);
-
-        verify(user).upgradeToMember(eq(request.kakaoId()), eq(request.nickname()), eq("image-url"));
-    }
-
-    @DisplayName("이미 가입한 회원이 회원등록을 하면 예외를 발생시킨다")
-    @Test
-    void should_ThrowException_When_ExistingUserRegister(){
-        // given
-        final Long USER_ID = 1L;
-
-        RegisterUserRequest request = getRegisterUserRequestWithoutImage();
-
-        User user = User.builder()
-                .id(USER_ID)
-                .build();
-
-        when(userRepository.findByKakaoId(request.kakaoId())).thenReturn(Optional.of(user));
-
-        // when
-        // then
-        assertThatThrownBy(() -> userService.registerUser(request))
-                .isInstanceOf(CustomException.class)
-                .hasMessageContaining(ALREADY_REGISTERED_USER.getMessage());
-    }
-
-    @DisplayName("올바르지 않은 기본 프로필로 요청하면 예외가 발생한다")
-    @Test
-    void should_ThrowException_When_RequestContainsInvalidDefaultProfile(){
-        // given
-        RegisterUserRequest request = getRegisterUserRequestWithWrongDefaultImageName();
-
-        when(userRepository.findByKakaoId(request.kakaoId())).thenReturn(Optional.empty());
-
-        // when
-        // then
-        assertThatThrownBy(() -> userService.registerUser(request))
-                .isInstanceOf(CustomException.class)
-                .hasMessageContaining(BAD_REQUEST.getMessage());
-    }
-
-    private static RegisterUserRequest getRegisterUserRequestWithWrongDefaultImageName() {
-        RegisterUserRequest request = RegisterUserRequest.builder()
-                .profileImageFile(null)
-                .defaultProfileImageName("default-image")
-                .nickname("유저1")
-                .kakaoId(1234L)
-                .deviceId("1234")
-                .build();
-        return request;
-    }
-
-    @DisplayName("프로필 관련 내용 없이 요청하면 예외가 발생한다")
-    @Test
-    void should_ThrowException_When_RequestDoesNotContainProfile(){
-        // given
-        RegisterUserRequest request = getRegisterUserRequestWithoutProfile();
-
-        when(userRepository.findByKakaoId(request.kakaoId())).thenReturn(Optional.empty());
-
-        // when
-        // then
-        assertThatThrownBy(() -> userService.registerUser(request))
-                .isInstanceOf(CustomException.class)
-                .hasMessageContaining(BAD_REQUEST.getMessage());
-    }
-
-    private static RegisterUserRequest getRegisterUserRequestWithoutProfile() {
-        return RegisterUserRequest.builder()
-                .profileImageFile(null)
-                .defaultProfileImageName(null)
-                .nickname("유저1")
-                .kakaoId(1234L)
-                .deviceId("1234")
-                .build();
-    }
-
-    @DisplayName("이미지 업로드에 실패하면 예외가 발생한다")
-    @Test
-    void should_ThrowException_When_ImageUploadingFailed(){
-        // given
-        RegisterUserRequest request = getRegisterUserRequestWithImage();
-
-        when(userRepository.findByKakaoId(request.kakaoId())).thenReturn(Optional.empty());
-        when(imageUploader.upload(any())).thenThrow(new FileUploadingFailedException("S3 업로드 실패"));
-
-        // when
-        // then
-        assertThatThrownBy(() -> userService.registerUser(request))
-                .isInstanceOf(CustomException.class)
-                .hasMessageContaining(IMAGE_UPLOAD_FAILED.getMessage());
-    }
-
-    private static RegisterUserRequest getRegisterUserRequestWithImage() {
-        MockMultipartFile profileImage = new MockMultipartFile(
-                "profileImageFile",
-                "test.jpg",
-                "image/jpeg",
-                "fake-image-content".getBytes()
-        );
-
-        RegisterUserRequest request = RegisterUserRequest.builder()
-                .profileImageFile(profileImage)
-                .defaultProfileImageName(null)
-                .nickname("유저1")
-                .kakaoId(1234L)
-                .deviceId("1234")
-                .build();
-        return request;
-    }
-}
\ No newline at end of file
diff --git a/src/test/java/com/kuit/findyou/domain/user/service/query/QueryUserServiceTest.java b/src/test/java/com/kuit/findyou/domain/user/service/query/QueryUserServiceTest.java
index 9226a370..f16e0d40 100644
--- a/src/test/java/com/kuit/findyou/domain/user/service/query/QueryUserServiceTest.java
+++ b/src/test/java/com/kuit/findyou/domain/user/service/query/QueryUserServiceTest.java
@@ -27,17 +27,14 @@ void shouldReturnUserProfile_WhenUserExists(){
         // given
         final long userId = 1L;
         final String name = "name";
-        final String profileImage = "default";
         User mockUser = mock(User.class);
         when(userRepository.getReferenceById(anyLong())).thenReturn(mockUser);
         when(mockUser.getName()).thenReturn(name);
-        when(mockUser.getProfileImageUrl()).thenReturn(profileImage);
 
         // when
         GetUserProfileResponse userProfile = queryUserService.getUserProfile(userId);
 
         // then
         assertThat(userProfile.nickname()).isEqualTo(name);
-        assertThat(userProfile.profileImage()).isEqualTo(profileImage);
     }
 }
\ No newline at end of file
diff --git a/src/test/java/com/kuit/findyou/domain/user/service/register/RegisterUserServiceTest.java b/src/test/java/com/kuit/findyou/domain/user/service/register/RegisterUserServiceTest.java
new file mode 100644
index 00000000..8f5ae88c
--- /dev/null
+++ b/src/test/java/com/kuit/findyou/domain/user/service/register/RegisterUserServiceTest.java
@@ -0,0 +1,127 @@
+package com.kuit.findyou.domain.user.service.register;
+
+import com.kuit.findyou.domain.auth.service.IssueTokenService;
+import com.kuit.findyou.domain.user.dto.request.RegisterUserRequest;
+import com.kuit.findyou.domain.user.dto.response.RegisterUserResponse;
+import com.kuit.findyou.domain.user.model.User;
+import com.kuit.findyou.domain.user.repository.UserRepository;
+import com.kuit.findyou.global.common.exception.CustomException;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.junit.jupiter.MockitoExtension;
+
+import java.util.Optional;
+
+import static com.kuit.findyou.global.common.response.status.BaseExceptionResponseStatus.*;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatThrownBy;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.*;
+
+@ExtendWith(MockitoExtension.class)
+class RegisterUserServiceTest {
+    @InjectMocks
+    private RegisterUserServiceImpl userService;
+    @Mock
+    private UserRepository userRepository;
+    @Mock
+    private IssueTokenService issueTokenService;
+
+    @DisplayName("처음 로그인한 사용자가 회원등록을 하면 성공한다")
+    @Test
+    void should_Succeed_When_AnyoneWhoFirstLoggedInRegister(){
+        // given
+        final Long USER_ID = 1L;
+        final String ACCESS_TOKEN = "accessToken";
+        final String REFRESH_TOKEN = "refreshToken";
+
+        RegisterUserRequest request = getRegisterUserRequest();
+
+        when(userRepository.findByKakaoId(request.kakaoId())).thenReturn(Optional.empty());
+        when(userRepository.findByDeviceId(request.deviceId())).thenReturn(Optional.empty());
+        when(userRepository.save(any())).thenReturn(User.builder()
+                .id(USER_ID)
+                .name(request.nickname())
+                .build());
+
+        when(issueTokenService.issueAccessToken(any(), any())).thenReturn(ACCESS_TOKEN);
+        when(issueTokenService.issueRefreshToken(any())).thenReturn(REFRESH_TOKEN);
+
+        // when
+        RegisterUserResponse response = userService.registerUser(request);
+
+        // then
+        assertThat(response.userId()).isEqualTo(USER_ID);
+        assertThat(response.nickname()).isEqualTo(request.nickname());
+        assertThat(response.accessToken()).isEqualTo(ACCESS_TOKEN);
+        assertThat(response.refreshToken()).isEqualTo(REFRESH_TOKEN);
+    }
+
+    private static RegisterUserRequest getRegisterUserRequest() {
+        RegisterUserRequest request = RegisterUserRequest.builder()
+                .nickname("유저1")
+                .kakaoId(1234L)
+                .deviceId("1234")
+                .build();
+        return request;
+    }
+
+    @DisplayName("비회원이 회원등록을 하면 성공한다")
+    @Test
+    void should_Succeed_When_GuestRegister(){
+        // given
+        final Long USER_ID = 1L;
+        final String ACCESS_TOKEN = "accessToken";
+        final String REFRESH_TOKEN = "refreshToken";
+
+        RegisterUserRequest request = getRegisterUserRequest();
+
+        User user = mock(User.class);
+
+        when(userRepository.findByKakaoId(request.kakaoId())).thenReturn(Optional.empty());
+        when(userRepository.findByDeviceId(request.deviceId())).thenReturn(Optional.of(user));
+        when(userRepository.save(any())).thenReturn(User.builder()
+                .id(USER_ID)
+                .name(request.nickname())
+                .build());
+
+        when(issueTokenService.issueAccessToken(any(), any())).thenReturn(ACCESS_TOKEN);
+        when(issueTokenService.issueRefreshToken(any())).thenReturn(REFRESH_TOKEN);
+
+        // when
+        RegisterUserResponse response = userService.registerUser(request);
+
+        // then
+        verify(user).upgradeToMember(eq(request.kakaoId()), eq(request.nickname()));
+
+        assertThat(response.userId()).isEqualTo(USER_ID);
+        assertThat(response.nickname()).isEqualTo(request.nickname());
+        assertThat(response.accessToken()).isEqualTo(ACCESS_TOKEN);
+        assertThat(response.refreshToken()).isEqualTo(REFRESH_TOKEN);
+    }
+
+    @DisplayName("이미 가입한 회원이 회원등록을 하면 예외를 발생시킨다")
+    @Test
+    void should_ThrowException_When_ExistingUserRegister(){
+        // given
+        final Long USER_ID = 1L;
+
+        RegisterUserRequest request = getRegisterUserRequest();
+
+        User user = User.builder()
+                .id(USER_ID)
+                .build();
+
+        when(userRepository.findByKakaoId(request.kakaoId())).thenReturn(Optional.of(user));
+
+        // when
+        // then
+        assertThatThrownBy(() -> userService.registerUser(request))
+                .isInstanceOf(CustomException.class)
+                .hasMessageContaining(ALREADY_REGISTERED_USER.getMessage());
+    }
+}
\ No newline at end of file
diff --git a/src/test/java/com/kuit/findyou/global/common/util/TestInitializer.java b/src/test/java/com/kuit/findyou/global/common/util/TestInitializer.java
index 59f26dff..705e9eea 100644
--- a/src/test/java/com/kuit/findyou/global/common/util/TestInitializer.java
+++ b/src/test/java/com/kuit/findyou/global/common/util/TestInitializer.java
@@ -404,23 +404,6 @@ public void createTestCities() {
         sigunguRepository.save(Sigungu.builder().name("해운대구").sido(busan).build());
     }
 
-    public User createUserWithDefaultProfileImage(DefaultProfileImage img) {
-        User user = createTestUser();
-        user.changeProfileImage(img.getName());
-        return userRepository.save(user);
-    }
-
-    public User createUserWithUploadedProfileImage(String imageUrl) {
-        User user = User.builder()
-                .name("홍길동")
-                .role(Role.USER)
-                .deviceId("device-uploaded")
-                .profileImageUrl(imageUrl)
-                .build();
-
-        return userRepository.save(user);
-    }
-
     public User createTestGuest() {
         User user = User.builder()
                 .name("게스트")