diff --git a/.github/workflows/pr_builder.yml b/.github/workflows/pr_builder.yml
index b5f9928c..28dec77f 100644
--- a/.github/workflows/pr_builder.yml
+++ b/.github/workflows/pr_builder.yml
@@ -28,6 +28,9 @@ jobs:
         java-version: '11'
         distribution: 'temurin'
         cache: gradle
+
+    - name: Add google-services.json
+      run: echo '${{ secrets.GOOGLE_SERVICES_JSON }}' > ./app/google-services.json
         
     - name: Grant execute permission for gradlew
       run: chmod +x gradlew
diff --git a/.gitignore b/.gitignore
index f59efd2c..59ad039f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -78,7 +78,7 @@ captures/
 *.keystore
 
 # Google Services (e.g. APIs or Firebase)
-# google-services.json
+google-services.json
 
 # Android Patch
 gen-external-apklibs
diff --git a/app/build.gradle.kts b/app/build.gradle.kts
index 9d53afb2..331c634e 100644
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@@ -6,6 +6,7 @@ plugins {
     kotlin("kapt")
     id("dagger.hilt.android.plugin")
     id("org.jlleitschuh.gradle.ktlint") version "10.3.0"
+    id("com.google.gms.google-services")
 }
 
 android {
@@ -96,6 +97,15 @@ dependencies {
         implementation(gson)
         implementation(retrofit2)
         implementation(retrofit2Converter)
+        implementation(roomRuntime)
+        implementation(roomKtx)
+        annotationProcessor(roomCompiler)
+        kapt(roomKapComplier)
+    }
+    FirebaseDependencies.run {
+        implementation(platform(FirebaseDependencies.firebaseBom))
+        implementation(FirebaseDependencies.firebaseAnalytics)
+        implementation(FirebaseDependencies.firebaseAuth)
     }
 }
 
diff --git a/app/src/main/java/com/jjbaksa/jjbaksa/JjbaksaApp.kt b/app/src/main/java/com/jjbaksa/jjbaksa/JjbaksaApp.kt
index 8a6d351f..0586d38d 100644
--- a/app/src/main/java/com/jjbaksa/jjbaksa/JjbaksaApp.kt
+++ b/app/src/main/java/com/jjbaksa/jjbaksa/JjbaksaApp.kt
@@ -2,12 +2,39 @@ package com.jjbaksa.jjbaksa
 
 import android.app.Application
 import com.kakao.sdk.common.KakaoSdk
+import android.content.Context
+import android.content.pm.ApplicationInfo
+import android.content.pm.PackageManager
 import dagger.hilt.android.HiltAndroidApp
 
 @HiltAndroidApp
 class JjbaksaApp : Application() {
+    val appContext: Context = this
+    val isDebug
+        get() = isDebug(appContext)
+
     override fun onCreate() {
         super.onCreate()
         KakaoSdk.init(this, BuildConfig.kakao_native_app_key)
     }
+
+    /**
+     * 디버그모드인지 확인하는 함수
+     */
+    private fun isDebug(context: Context): Boolean {
+        var debuggable = false
+        val pm: PackageManager = context.packageManager
+        try {
+            val appinfo = pm.getApplicationInfo(context.packageName, 0)
+            debuggable = 0 != appinfo.flags and ApplicationInfo.FLAG_DEBUGGABLE
+        } catch (e: PackageManager.NameNotFoundException) {
+        }
+
+        return debuggable
+    }
+    companion object {
+        lateinit var instance: JjbaksaApp
+            private set
+    }
 }
+
diff --git a/app/src/main/java/com/jjbaksa/jjbaksa/di/DataBaseModule.kt b/app/src/main/java/com/jjbaksa/jjbaksa/di/DataBaseModule.kt
new file mode 100644
index 00000000..02e28728
--- /dev/null
+++ b/app/src/main/java/com/jjbaksa/jjbaksa/di/DataBaseModule.kt
@@ -0,0 +1,30 @@
+package com.jjbaksa.jjbaksa.di
+
+import android.content.Context
+import androidx.room.Room
+import com.jjbaksa.data.database.AppDatabase
+import com.jjbaksa.data.database.UserDao
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.android.qualifiers.ApplicationContext
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+object DataBaseModule {
+    @Provides
+    @Singleton
+    fun provideRoomDataBase(@ApplicationContext context: Context): AppDatabase {
+        return Room
+            .databaseBuilder(context, AppDatabase::class.java, "MyExoPlayer.db")
+            .allowMainThreadQueries()
+            .build()
+    }
+    @Provides
+    @Singleton
+    fun provideVideoDao(appDatabase: AppDatabase): UserDao {
+        return appDatabase.userDao()
+    }
+}
diff --git a/app/src/main/java/com/jjbaksa/jjbaksa/di/DataSourceModule.kt b/app/src/main/java/com/jjbaksa/jjbaksa/di/DataSourceModule.kt
new file mode 100644
index 00000000..233442cf
--- /dev/null
+++ b/app/src/main/java/com/jjbaksa/jjbaksa/di/DataSourceModule.kt
@@ -0,0 +1,27 @@
+package com.jjbaksa.jjbaksa.di
+
+import com.jjbaksa.data.api.AuthApi
+import com.jjbaksa.data.api.NoAuthApi
+import com.jjbaksa.data.database.UserDao
+import com.jjbaksa.data.datasource.local.UserLocalDataSource
+import com.jjbaksa.data.datasource.remote.UserRemoteDataSource
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+object DataSourceModule {
+    @Provides
+    @Singleton
+    fun provideUserRemoteDataSource(authApi: AuthApi, noAuthApi: NoAuthApi): UserRemoteDataSource {
+        return UserRemoteDataSource(authApi, noAuthApi)
+    }
+    @Provides
+    @Singleton
+    fun provideLocalDataSource(userDao: UserDao): UserLocalDataSource {
+        return UserLocalDataSource(userDao)
+    }
+}
diff --git a/app/src/main/java/com/jjbaksa/jjbaksa/di/NetworkModule.kt b/app/src/main/java/com/jjbaksa/jjbaksa/di/NetworkModule.kt
new file mode 100644
index 00000000..f16ca33f
--- /dev/null
+++ b/app/src/main/java/com/jjbaksa/jjbaksa/di/NetworkModule.kt
@@ -0,0 +1,186 @@
+package com.jjbaksa.jjbaksa.di
+
+import com.jjbaksa.data.BASE_URL
+import com.jjbaksa.data.api.AuthApi
+import com.jjbaksa.data.api.NoAuthApi
+import com.jjbaksa.jjbaksa.JjbaksaApp
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import okhttp3.Interceptor
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import okhttp3.logging.HttpLoggingInterceptor
+import retrofit2.Retrofit
+import retrofit2.converter.gson.GsonConverterFactory
+import java.util.concurrent.TimeUnit
+import javax.inject.Qualifier
+import javax.inject.Singleton
+
+@Qualifier
+@Retention(AnnotationRetention.BINARY)
+annotation class AUTH
+
+@Qualifier
+@Retention(AnnotationRetention.BINARY)
+annotation class NOAUTH
+
+@Qualifier
+@Retention(AnnotationRetention.BINARY)
+annotation class REFRESH
+
+@Module
+@InstallIn(SingletonComponent::class)
+object NetworkModule {
+    private val httpLoggingInterceptor = HttpLoggingInterceptor().apply {
+        level = if (JjbaksaApp.instance.isDebug) {
+            HttpLoggingInterceptor.Level.BODY
+        } else {
+            HttpLoggingInterceptor.Level.HEADERS
+        }
+    }
+
+    @AUTH
+    @Provides
+    @Singleton
+    fun provideAuthInterceptor(): Interceptor {
+        return Interceptor { chain: Interceptor.Chain ->
+            // val accessToken //todo 추후 ACCESS TOKEN 추가
+            val newRequest: Request = chain.request().newBuilder()
+                // .addHeader("Authorization", "Bearer $accessToken")
+                .build()
+            chain.proceed(newRequest)
+        }
+    }
+    // TODO 추후 Refresh 추가
+    /*
+    @AUTH
+    @Provides
+    @Singleton
+    fun provideTokenAuthenticator(@REFRESH refreshRetrofit: Retrofit): TokenAuthenticator {
+        return TokenAuthenticator(
+            KoalaApp.instance.applicationContext,
+            refreshRetrofit
+        )
+    }
+
+     */
+    // TODO 추후 Refresh 추가
+    /*
+    @REFRESH
+    @Provides
+    @Singleton
+    fun provideRefreshInterceptor(): Interceptor {
+        return Interceptor { chain: Interceptor.Chain ->
+            val refreshToken = Hawk.get(REFRESH_TOKEN, "")
+            val newRequest: Request = chain.request().newBuilder()
+                .addHeader("RefreshToken", "Bearer $refreshToken")
+                .build()
+            chain.proceed(newRequest)
+        }
+    }
+
+     */
+
+    @NOAUTH
+    @Provides
+    @Singleton
+    fun provideNoAuthOkHttpClient(): OkHttpClient {
+        return OkHttpClient.Builder().apply {
+            connectTimeout(10, TimeUnit.SECONDS)
+            readTimeout(30, TimeUnit.SECONDS)
+            writeTimeout(15, TimeUnit.SECONDS)
+            addInterceptor(httpLoggingInterceptor)
+        }.build()
+    }
+    // TODO 추후 Refresh 추가
+    /*
+    @AUTH
+    @Provides
+    @Singleton
+    fun provideAuthOkHttpClient(
+        @AUTH authInterceptor: Interceptor,
+        @AUTH tokenAuthenticator: TokenAuthenticator
+    ): OkHttpClient {
+        return OkHttpClient.Builder().apply {
+            connectTimeout(10, TimeUnit.SECONDS)
+            readTimeout(30, TimeUnit.SECONDS)
+            writeTimeout(15, TimeUnit.SECONDS)
+            addInterceptor(httpLoggingInterceptor)
+            addInterceptor(authInterceptor)
+            authenticator(tokenAuthenticator)
+        }.build()
+    }
+
+     */
+
+    @REFRESH
+    @Provides
+    @Singleton
+    fun provideRefreshOkHttpClient(
+        @REFRESH refreshAuthInterceptor: Interceptor
+    ): OkHttpClient {
+        return OkHttpClient.Builder().apply {
+            connectTimeout(10, TimeUnit.SECONDS)
+            readTimeout(30, TimeUnit.SECONDS)
+            writeTimeout(15, TimeUnit.SECONDS)
+            addInterceptor(httpLoggingInterceptor)
+            addInterceptor(refreshAuthInterceptor)
+        }.build()
+    }
+
+    @NOAUTH
+    @Provides
+    @Singleton
+    fun provideNoAuthRetrofit(@NOAUTH okHttpClient: OkHttpClient): Retrofit {
+        return Retrofit.Builder()
+            .client(okHttpClient)
+            .baseUrl(BASE_URL)
+            .addConverterFactory(GsonConverterFactory.create())
+            .build()
+    }
+
+    @AUTH
+    @Provides
+    @Singleton
+    fun provideAuthRetrofit(@AUTH okHttpClient: OkHttpClient): Retrofit {
+        return Retrofit.Builder()
+            .client(okHttpClient)
+            .baseUrl(BASE_URL)
+            .addConverterFactory(GsonConverterFactory.create())
+            .build()
+    }
+
+    @REFRESH
+    @Provides
+    @Singleton
+    fun provideRefreshRetrofit(@REFRESH okHttpClient: OkHttpClient): Retrofit {
+        return Retrofit.Builder()
+            .client(okHttpClient)
+            .baseUrl(BASE_URL)
+            .addConverterFactory(GsonConverterFactory.create())
+            .build()
+    }
+
+    @NOAUTH
+    @Provides
+    @Singleton
+    fun provideNoAuthApi(@NOAUTH retrofit: Retrofit): NoAuthApi {
+        return retrofit.create(NoAuthApi::class.java)
+    }
+
+    @AUTH
+    @Provides
+    @Singleton
+    fun provideAuthApi(@AUTH retrofit: Retrofit): AuthApi {
+        return retrofit.create(AuthApi::class.java)
+    }
+
+    @REFRESH
+    @Provides
+    @Singleton
+    fun provideRefreshApi(@REFRESH retrofit: Retrofit): AuthApi {
+        return retrofit.create(AuthApi::class.java)
+    }
+}
diff --git a/app/src/main/java/com/jjbaksa/jjbaksa/di/RepositoryModule.kt b/app/src/main/java/com/jjbaksa/jjbaksa/di/RepositoryModule.kt
index 998d9956..01d98850 100644
--- a/app/src/main/java/com/jjbaksa/jjbaksa/di/RepositoryModule.kt
+++ b/app/src/main/java/com/jjbaksa/jjbaksa/di/RepositoryModule.kt
@@ -1,12 +1,16 @@
 package com.jjbaksa.jjbaksa.di
 
+import com.jjbaksa.data.datasource.local.UserLocalDataSource
+import com.jjbaksa.data.datasource.remote.UserRemoteDataSource
+import com.jjbaksa.domain.repository.UserRepository
+import com.jjbaksa.data.repository.UserRepositoryImpl
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
 import android.content.Context
 import com.jjbaksa.jjbaksa.HandleKakaoLoginUseCase
 import com.jjbaksa.jjbaksa.KakaoLoginRepository
 import com.jjbaksa.jjbaksa.KakaoLoginRepositoryImpl
-import dagger.Module
-import dagger.Provides
-import dagger.hilt.InstallIn
 import dagger.hilt.android.qualifiers.ApplicationContext
 import dagger.hilt.components.SingletonComponent
 import javax.inject.Singleton
@@ -14,6 +18,15 @@ import javax.inject.Singleton
 @Module
 @InstallIn(SingletonComponent::class)
 object RepositoryModule {
+    @Singleton
+    @Provides
+    fun provideUserRepository(
+        userRemoteDataSource: UserRemoteDataSource,
+        userLocalDataSource: UserLocalDataSource
+    ): UserRepository {
+        return UserRepositoryImpl(userRemoteDataSource, userLocalDataSource)
+    }
+}
 
     @Singleton
     @Provides
diff --git a/app/src/main/java/com/jjbaksa/jjbaksa/di/UseCaseModule.kt b/app/src/main/java/com/jjbaksa/jjbaksa/di/UseCaseModule.kt
new file mode 100644
index 00000000..2b0924ac
--- /dev/null
+++ b/app/src/main/java/com/jjbaksa/jjbaksa/di/UseCaseModule.kt
@@ -0,0 +1,3 @@
+package com.jjbaksa.jjbaksa.di
+
+object UseCaseModule
diff --git a/build.gradle.kts b/build.gradle.kts
index 84295355..78fe7eff 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -17,6 +17,7 @@ plugins {
     id("com.android.library") version "7.2.0" apply false
     id("org.jetbrains.kotlin.android") version "1.7.10" apply false
     id("org.jetbrains.kotlin.jvm") version "1.6.10" apply false
+    id("com.google.gms.google-services") version "4.3.13" apply false
 }
 
 tasks.register("clean", Delete::class) {
diff --git a/buildSrc/src/main/java/Dependencies.kt b/buildSrc/src/main/java/Dependencies.kt
index f2342b6b..6a9e0df5 100644
--- a/buildSrc/src/main/java/Dependencies.kt
+++ b/buildSrc/src/main/java/Dependencies.kt
@@ -43,8 +43,17 @@ object ThirdPartyDependencies {
     const val retrofit2Converter =
         "com.squareup.retrofit2:converter-gson:${Versions.retrofit2Version}"
     const val timber = "com.jakewharton.timber:timber:${Versions.timberVersion}"
+    const val roomRuntime =  "androidx.room:room-runtime:${Versions.roomVersion}"
+    const val roomKtx = "androidx.room:room-ktx:${Versions.roomVersion}"
+    const val roomCompiler = "androidx.room:room-compiler:${Versions.roomVersion}"
+    const val roomKapComplier = "androidx.room:room-compiler:${Versions.roomVersion}"
+}
+object FirebaseDependencies {
+    const val firebaseBom = "com.google.firebase:firebase-bom:${Versions.firebaseBomVersion}"
+    const val firebaseAnalytics = "com.google.firebase:firebase-analytics-ktx"
+    const val firebaseAuth = "com.google.firebase:firebase-auth-ktx"
 }
 
 object ClassPathPlugins {
     const val hilt = "com.google.dagger:hilt-android-gradle-plugin:${Versions.hiltVersion}"
-}
+}
\ No newline at end of file
diff --git a/buildSrc/src/main/java/Versions.kt b/buildSrc/src/main/java/Versions.kt
index 6088eaf9..a7675440 100644
--- a/buildSrc/src/main/java/Versions.kt
+++ b/buildSrc/src/main/java/Versions.kt
@@ -26,4 +26,8 @@ object Versions {
 
     val javaVersion = JavaVersion.VERSION_1_8
     const val jvmVersion = "1.8"
+
+    const val firebaseBomVersion = "30.2.0"
+
+    const val roomVersion = "2.4.1"
 }
diff --git a/data/build.gradle.kts b/data/build.gradle.kts
index 05a1df3a..8b876672 100644
--- a/data/build.gradle.kts
+++ b/data/build.gradle.kts
@@ -1,3 +1,4 @@
+
 plugins {
     id("com.android.library")
     kotlin("android")
@@ -52,6 +53,10 @@ dependencies {
         implementation(gson)
         implementation(retrofit2)
         implementation(retrofit2Converter)
+        implementation(roomRuntime)
+        implementation(roomKtx)
+        annotationProcessor(roomCompiler)
+        kapt(roomKapComplier)
     }
 }
 
diff --git a/data/src/main/java/com/jjbaksa/data/ApiConst.kt b/data/src/main/java/com/jjbaksa/data/ApiConst.kt
new file mode 100644
index 00000000..bdbb15ac
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/ApiConst.kt
@@ -0,0 +1,3 @@
+package com.jjbaksa.data
+
+const val BASE_URL = "https://api.stage.jjbaksa.com:443"
diff --git a/data/src/main/java/com/jjbaksa/data/api/AuthApi.kt b/data/src/main/java/com/jjbaksa/data/api/AuthApi.kt
new file mode 100644
index 00000000..c98cc9fc
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/api/AuthApi.kt
@@ -0,0 +1,3 @@
+package com.jjbaksa.data.api
+
+interface AuthApi
diff --git a/data/src/main/java/com/jjbaksa/data/api/NoAuthApi.kt b/data/src/main/java/com/jjbaksa/data/api/NoAuthApi.kt
new file mode 100644
index 00000000..bc2c3fc6
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/api/NoAuthApi.kt
@@ -0,0 +1,14 @@
+package com.jjbaksa.data.api
+
+import com.jjbaksa.data.resp.user.SignUpReq
+import com.jjbaksa.data.resp.user.SignUpResp
+import retrofit2.Response
+import retrofit2.http.Body
+import retrofit2.http.POST
+
+interface NoAuthApi {
+    @POST("user")
+    suspend fun signUp(
+        @Body singUpReq: SignUpReq
+    ): Response<SignUpResp>
+}
diff --git a/data/src/main/java/com/jjbaksa/data/database/AppDatabase.kt b/data/src/main/java/com/jjbaksa/data/database/AppDatabase.kt
new file mode 100644
index 00000000..8aa786aa
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/database/AppDatabase.kt
@@ -0,0 +1,12 @@
+package com.jjbaksa.data.database
+
+import androidx.room.Database
+import androidx.room.RoomDatabase
+import com.jjbaksa.data.entity.UserEntity
+
+@Database(
+    entities = [UserEntity::class], version = 1
+)
+abstract class AppDatabase : RoomDatabase() {
+    abstract fun userDao(): UserDao
+}
diff --git a/data/src/main/java/com/jjbaksa/data/database/UserDao.kt b/data/src/main/java/com/jjbaksa/data/database/UserDao.kt
new file mode 100644
index 00000000..9422279c
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/database/UserDao.kt
@@ -0,0 +1,6 @@
+package com.jjbaksa.data.database
+
+import androidx.room.Dao
+
+@Dao
+interface UserDao
diff --git a/data/src/main/java/com/jjbaksa/data/datasource/UserDataSource.kt b/data/src/main/java/com/jjbaksa/data/datasource/UserDataSource.kt
new file mode 100644
index 00000000..b30da742
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/datasource/UserDataSource.kt
@@ -0,0 +1,9 @@
+package com.jjbaksa.data.datasource
+
+import com.jjbaksa.data.resp.user.SignUpReq
+import com.jjbaksa.data.resp.user.SignUpResp
+import retrofit2.Response
+
+interface UserDataSource {
+    suspend fun postSignUp(signUpReq: SignUpReq): Response<SignUpResp>?
+}
diff --git a/data/src/main/java/com/jjbaksa/data/datasource/local/UserLocalDataSource.kt b/data/src/main/java/com/jjbaksa/data/datasource/local/UserLocalDataSource.kt
new file mode 100644
index 00000000..b2f353b7
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/datasource/local/UserLocalDataSource.kt
@@ -0,0 +1,16 @@
+package com.jjbaksa.data.datasource.local
+
+import com.jjbaksa.data.database.UserDao
+import com.jjbaksa.data.datasource.UserDataSource
+import com.jjbaksa.data.resp.user.SignUpReq
+import com.jjbaksa.data.resp.user.SignUpResp
+import retrofit2.Response
+import javax.inject.Inject
+
+class UserLocalDataSource @Inject constructor(
+    private val userDao: UserDao
+) : UserDataSource {
+    override suspend fun postSignUp(signUpReq: SignUpReq): Response<SignUpResp>? {
+        return null
+    }
+}
diff --git a/data/src/main/java/com/jjbaksa/data/datasource/remote/UserRemoteDataSource.kt b/data/src/main/java/com/jjbaksa/data/datasource/remote/UserRemoteDataSource.kt
new file mode 100644
index 00000000..3e79728e
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/datasource/remote/UserRemoteDataSource.kt
@@ -0,0 +1,18 @@
+package com.jjbaksa.data.datasource.remote
+
+import com.jjbaksa.data.api.AuthApi
+import com.jjbaksa.data.api.NoAuthApi
+import com.jjbaksa.data.datasource.UserDataSource
+import com.jjbaksa.data.resp.user.SignUpReq
+import com.jjbaksa.data.resp.user.SignUpResp
+import retrofit2.Response
+import javax.inject.Inject
+
+class UserRemoteDataSource @Inject constructor(
+    private val authApi: AuthApi,
+    private val noAuthApi: NoAuthApi
+) : UserDataSource {
+    override suspend fun postSignUp(signUpReq: SignUpReq): Response<SignUpResp> {
+        return noAuthApi.signUp(signUpReq)
+    }
+}
diff --git a/data/src/main/java/com/jjbaksa/data/entity/UserEntity.kt b/data/src/main/java/com/jjbaksa/data/entity/UserEntity.kt
new file mode 100644
index 00000000..fdeecf75
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/entity/UserEntity.kt
@@ -0,0 +1,10 @@
+package com.jjbaksa.data.entity
+
+import androidx.room.Entity
+import javax.annotation.concurrent.Immutable
+
+@Immutable
+@Entity(primaryKeys = [("id")])
+data class UserEntity(
+    var id: Int
+)
diff --git a/data/src/main/java/com/jjbaksa/data/repository/UserRepositoryImpl.kt b/data/src/main/java/com/jjbaksa/data/repository/UserRepositoryImpl.kt
new file mode 100644
index 00000000..daa2b2c1
--- /dev/null
+++ b/data/src/main/java/com/jjbaksa/data/repository/UserRepositoryImpl.kt
@@ -0,0 +1,16 @@
+package com.jjbaksa.data.repository
+
+import com.jjbaksa.data.datasource.local.UserLocalDataSource
+import com.jjbaksa.data.datasource.remote.UserRemoteDataSource
+import com.jjbaksa.data.resp.user.SignUpReq
+import com.jjbaksa.domain.repository.UserRepository
+import javax.inject.Inject
+
+class UserRepositoryImpl @Inject constructor(
+    private val userRemoteDataSource: UserRemoteDataSource,
+    private val userLocalDataSource: UserLocalDataSource
+) : UserRepository {
+    override suspend fun postSignUp(signUpReq: SignUpReq) {
+        val resp = userRemoteDataSource.postSignUp(signUpReq)
+    }
+}
diff --git a/data/src/main/res/values/strings.xml b/data/src/main/res/values/strings.xml
new file mode 100644
index 00000000..0d2c4cc4
--- /dev/null
+++ b/data/src/main/res/values/strings.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+</resources>
\ No newline at end of file
diff --git a/domain/src/main/java/com/jjbaksa/domain/MyClass.kt b/domain/src/main/java/com/jjbaksa/domain/MyClass.kt
deleted file mode 100644
index fa99ba2e..00000000
--- a/domain/src/main/java/com/jjbaksa/domain/MyClass.kt
+++ /dev/null
@@ -1,3 +0,0 @@
-package com.jjbaksa.domain
-
-class MyClass
diff --git a/domain/src/main/java/com/jjbaksa/domain/repository/UserRepository.kt b/domain/src/main/java/com/jjbaksa/domain/repository/UserRepository.kt
new file mode 100644
index 00000000..d1ec353d
--- /dev/null
+++ b/domain/src/main/java/com/jjbaksa/domain/repository/UserRepository.kt
@@ -0,0 +1,7 @@
+package com.jjbaksa.domain.repository
+
+import com.jjbaksa.data.resp.user.SignUpReq
+
+interface UserRepository {
+    suspend fun postSignUp(signUpReq: SignUpReq)
+}
diff --git a/domain/src/main/java/com/jjbaksa/domain/resp/user/SignUpReq.kt b/domain/src/main/java/com/jjbaksa/domain/resp/user/SignUpReq.kt
new file mode 100644
index 00000000..dc88d939
--- /dev/null
+++ b/domain/src/main/java/com/jjbaksa/domain/resp/user/SignUpReq.kt
@@ -0,0 +1,8 @@
+package com.jjbaksa.data.resp.user
+
+data class SignUpReq(
+    val acctoun: String,
+    val email: String,
+    val nickname: String,
+    val password: String
+)
diff --git a/domain/src/main/java/com/jjbaksa/domain/resp/user/SignUpResp.kt b/domain/src/main/java/com/jjbaksa/domain/resp/user/SignUpResp.kt
new file mode 100644
index 00000000..a012e697
--- /dev/null
+++ b/domain/src/main/java/com/jjbaksa/domain/resp/user/SignUpResp.kt
@@ -0,0 +1,10 @@
+package com.jjbaksa.data.resp.user
+
+data class SignUpResp(
+    val account: String,
+    val email: String,
+    val id: Long,
+    val nickname: String,
+    val oauthType: String,
+    val userType: String
+)
diff --git a/domain/src/main/java/com/jjbaksa/domain/usecase/SignUpUseCase.kt b/domain/src/main/java/com/jjbaksa/domain/usecase/SignUpUseCase.kt
new file mode 100644
index 00000000..63af5a20
--- /dev/null
+++ b/domain/src/main/java/com/jjbaksa/domain/usecase/SignUpUseCase.kt
@@ -0,0 +1,10 @@
+package com.jjbaksa.domain.usecase
+
+import com.jjbaksa.domain.repository.UserRepository
+import javax.inject.Inject
+
+class SignUpUseCase @Inject constructor(
+    private val userRepository: UserRepository
+) {
+    operator fun invoke() {}
+}