diff --git a/src/api/applicationApi.ts b/src/api/applicationApi.ts
index a53bc455..f090e205 100644
--- a/src/api/applicationApi.ts
+++ b/src/api/applicationApi.ts
@@ -1,7 +1,13 @@
+import api from './api';
+import { AxiosError } from 'axios';
 import type { NoticeInfo } from './alertApi';
 import type { ShopInfo } from './shopApi';
 import type { UserProfileItem } from './userApi';
 
+interface ErrorMessage {
+  message: string;
+}
+
 export interface LinkInfo {
   rel: string;
   description: string;
@@ -63,3 +69,95 @@ export interface ApplicationNoticeResponse {
 export interface ApplicationRequest {
   status: 'accepted' | 'rejected' | 'canceled';
 }
+
+// GET /shops/{shop_id}/notices/{notice_id}/applications - 가게의 특정 공고의 지원 목록 조회
+export const getNoticeApplications = async (
+  shopId: string,
+  noticeId: string,
+  query?: { offset?: number; limit?: number },
+): Promise<ApplicationNoticeResponse> => {
+  try {
+    const newQuery = new URLSearchParams({
+      offset: String(query?.offset ?? ''),
+      limit: String(query?.limit ?? ''),
+    });
+    const response = await api.get<ApplicationNoticeResponse>(
+      `/shops/${shopId}/notices/${noticeId}/applications?${newQuery}`,
+    );
+    return response.data;
+  } catch (error) {
+    const axiosError = error as AxiosError<ErrorMessage>; // 에러 타입 명시
+    if (axiosError.response) {
+      throw new Error(axiosError.response.data.message);
+    } else {
+      throw new Error('서버에 연결할 수 없습니다. 인터넷 연결을 확인해주세요.');
+    }
+  }
+};
+
+// POST /shops/{shop_id}/notices/{notice_id}/applications - 가게의 특정 공고 지원 등록
+export const postNoticeApplications = async (
+  shopId: string,
+  noticeId: string,
+): Promise<ApplicationNoticeInfo> => {
+  try {
+    const response = await api.post<ApplicationNoticeInfo>(
+      `/shops/${shopId}/notices/${noticeId}/applications`,
+    );
+    return response.data;
+  } catch (error) {
+    const axiosError = error as AxiosError<ErrorMessage>; // 에러 타입 명시
+    if (axiosError.response) {
+      throw new Error(axiosError.response.data.message);
+    } else {
+      throw new Error('서버에 연결할 수 없습니다. 인터넷 연결을 확인해주세요.');
+    }
+  }
+};
+
+// PUT /shops/{shop_id}/notices/{notice_id}/applications/{application_id} - 가게의 특정 공고 지원 승인, 거절 또는 취소
+export const putNoticeApplications = async (
+  shopId: string,
+  noticeId: string,
+  applicationId: string,
+  body: ApplicationRequest,
+): Promise<ApplicationNoticeInfo> => {
+  try {
+    const response = await api.put<ApplicationNoticeInfo>(
+      `/shops/${shopId}/notices/${noticeId}/applications/${applicationId}`,
+      body,
+    );
+    return response.data;
+  } catch (error) {
+    const axiosError = error as AxiosError<ErrorMessage>; // 에러 타입 명시
+    if (axiosError.response) {
+      throw new Error(axiosError.response.data.message);
+    } else {
+      throw new Error('서버에 연결할 수 없습니다. 인터넷 연결을 확인해주세요.');
+    }
+  }
+};
+
+// GET /users/{user_id}/applications - 유저의 지원 목록 조회
+export const getUserApplications = async (
+  userId: string,
+  query?: { offset?: number; limit?: number },
+): Promise<ApplicationUserResponse> => {
+  try {
+    const newQuery = new URLSearchParams({
+      offset: String(query?.offset ?? ''),
+      limit: String(query?.limit ?? ''),
+    });
+    const response = await api.get<ApplicationUserResponse>(
+      `/users/${userId}/applications?${newQuery}`,
+    );
+    return response.data;
+  } catch (error) {
+    const axiosError = error as AxiosError<ErrorMessage>; // 에러 타입 명시
+    if (axiosError.response) {
+      throw new Error(axiosError.response.data.message);
+    } else {
+      throw new Error('서버에 연결할 수 없습니다. 인터넷 연결을 확인해주세요.');
+    }
+  }
+};