diff --git a/src/lib/axios/index.ts b/src/lib/axios/index.ts
index 68af766..9b2b298 100644
--- a/src/lib/axios/index.ts
+++ b/src/lib/axios/index.ts
@@ -2,5 +2,6 @@ import baseAxios from 'axios';
 
 const axiosInstance = baseAxios.create({
   baseURL: process.env.NEXT_PUBLIC_API_URL,
+  withCredentials: true,
 });
 export default axiosInstance;
diff --git a/src/types/api.ts b/src/types/api.ts
new file mode 100644
index 0000000..99805b7
--- /dev/null
+++ b/src/types/api.ts
@@ -0,0 +1,37 @@
+import { User } from './user';
+
+/* -------------------- 공통 타입 -------------------- */
+export interface Link {
+  rel: string;
+  description: string;
+  method: 'GET' | 'POST' | 'PUT' | 'DELETE';
+  href: string;
+}
+
+export interface PaginatedResponse<T> {
+  offset: number;
+  limit: number;
+  count: number;
+  hasNext: boolean;
+  items: T[];
+  links: Link[];
+}
+
+export interface ApiResponse<T> {
+  item: T;
+  links: Link[];
+}
+
+export interface ApiError {
+  message: string;
+}
+
+export interface AuthRequest {
+  email: string;
+  password: string;
+}
+
+export interface AuthResponse {
+  token: string;
+  user: { item: User; href: string };
+}
diff --git a/src/types/index.ts b/src/types/index.ts
deleted file mode 100644
index e69de29..0000000
diff --git a/src/types/shop.ts b/src/types/shop.ts
new file mode 100644
index 0000000..5e340cb
--- /dev/null
+++ b/src/types/shop.ts
@@ -0,0 +1,16 @@
+import { User } from './user';
+
+export interface Shop {
+  id: string;
+  name: string;
+  category: string;
+  address1: string;
+  address2: string;
+  description: string;
+  imageUrl: string;
+  originalHourlyPay: number;
+  user?: {
+    item: User;
+    href?: string;
+  };
+}
diff --git a/src/types/user.ts b/src/types/user.ts
new file mode 100644
index 0000000..6e1dfc7
--- /dev/null
+++ b/src/types/user.ts
@@ -0,0 +1,32 @@
+import { ApiResponse, AuthRequest, AuthResponse } from './api';
+import { Shop } from './shop';
+
+/* -------------------- 로그인 -------------------- */
+
+export type LoginRequest = AuthRequest;
+
+export type LoginResponse = ApiResponse<AuthResponse>;
+
+/* ------------------- 회원가입 ------------------ */
+
+export type UserRequest = AuthRequest & {
+  type: UserType;
+};
+
+export type UserResponse = ApiResponse<UserBase>;
+
+/* -------------------- 유저 -------------------- */
+export type UserType = 'employer' | 'employee';
+
+export interface UserBase {
+  id: string;
+  email: string;
+  type: UserType;
+}
+export interface User extends UserBase {
+  name?: string;
+  phone?: string;
+  address?: string;
+  bio?: string;
+  shop?: { item: Shop } | null;
+}