diff --git a/application/app-api/build.gradle b/application/app-api/build.gradle
index 0295c53..2ba355f 100644
--- a/application/app-api/build.gradle
+++ b/application/app-api/build.gradle
@@ -14,8 +14,6 @@ dependencies {
 
     //aop
     implementation 'org.springframework.boot:spring-boot-starter-aop'
-
-    //spring-json
     implementation 'org.springframework.boot:spring-boot-configuration-processor'
 
     //JWT
diff --git a/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/AuthApi.java b/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/AuthApi.java
index ed1292f..6be1d2a 100644
--- a/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/AuthApi.java
+++ b/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/AuthApi.java
@@ -1,7 +1,7 @@
 package core.startup.mealtoktok.api.auth;
 
-import core.startup.mealtoktok.api.auth.request.SignupRequest;
-import core.startup.mealtoktok.api.auth.response.OAuthLogin;
+import core.startup.mealtoktok.api.dto.SignupRequest;
+import core.startup.mealtoktok.api.dto.OAuthLoginResponse;
 import core.startup.mealtoktok.common.dto.Response;
 import core.startup.mealtoktok.domain.auth.AuthService;
 import core.startup.mealtoktok.domain.auth.JwtTokens;
@@ -9,11 +9,13 @@
 import core.startup.mealtoktok.api.global.security.JwtTokenizer;
 import jakarta.servlet.http.HttpServletResponse;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.web.bind.annotation.*;
 
 @RestController
 @RequiredArgsConstructor
 @RequestMapping("/api/v1/auth")
+@Slf4j
 public class AuthApi implements AuthApiDocs {
 
     private final AuthService authService;
@@ -38,13 +40,13 @@ public Response<Void> signUp(@RequestBody SignupRequest signupRequest, HttpServl
     }
 
     @GetMapping("/oauth/login/link")
-    public Response<OAuthLogin> oauthLoginLink() {
-        OAuthLogin oAuthLogin = OAuthLogin.from(authService.getKakaoLoginLink());
-        return Response.success(oAuthLogin);
+    public Response<OAuthLoginResponse> oauthLoginLink() {
+        OAuthLoginResponse oAuthLoginResponse = OAuthLoginResponse.from(authService.getKakaoLoginLink());
+        return Response.success(oAuthLoginResponse);
     }
 
     @GetMapping("/login/oauth2/code/kakao")
-    public Response<Void> credentialTest(@RequestParam String code) {
+    public Response<Void> credentialTest(@RequestParam("code") String code) {
         authService.getCredentialTest(code);
         return Response.success("테스트 성공");
     }
diff --git a/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/AuthApiDocs.java b/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/AuthApiDocs.java
index 71c24b3..9be99de 100644
--- a/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/AuthApiDocs.java
+++ b/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/AuthApiDocs.java
@@ -1,7 +1,7 @@
 package core.startup.mealtoktok.api.auth;
 
-import core.startup.mealtoktok.api.auth.request.SignupRequest;
-import core.startup.mealtoktok.api.auth.response.OAuthLogin;
+import core.startup.mealtoktok.api.dto.SignupRequest;
+import core.startup.mealtoktok.api.dto.OAuthLoginResponse;
 import core.startup.mealtoktok.common.dto.Response;
 import core.startup.mealtoktok.domain.auth.OAuthTokens;
 import io.swagger.v3.oas.annotations.Operation;
@@ -22,7 +22,7 @@ public interface AuthApiDocs {
     Response<Void> login(OAuthTokens oAuthTokens, HttpServletResponse response);
 
     @Operation(summary = "OAuth 링크발급(백엔드 개발 테스트용입니다)")
-    Response<OAuthLogin> oauthLoginLink();
+    Response<OAuthLoginResponse> oauthLoginLink();
 
     @Operation(summary = "OAuth code를 통한 테스트(백엔드 개발 테스트용입니다)")
     Response<Void> credentialTest(@RequestParam String code);
diff --git a/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/response/OAuthLogin.java b/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/response/OAuthLogin.java
deleted file mode 100644
index 55f170d..0000000
--- a/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/response/OAuthLogin.java
+++ /dev/null
@@ -1,9 +0,0 @@
-package core.startup.mealtoktok.api.auth.response;
-
-public record OAuthLogin(
-        String link
-) {
-    public static OAuthLogin from(String link) {
-        return new OAuthLogin(link);
-    }
-}
diff --git a/application/app-api/src/main/java/core/startup/mealtoktok/api/dto/OAuthLoginResponse.java b/application/app-api/src/main/java/core/startup/mealtoktok/api/dto/OAuthLoginResponse.java
new file mode 100644
index 0000000..8755922
--- /dev/null
+++ b/application/app-api/src/main/java/core/startup/mealtoktok/api/dto/OAuthLoginResponse.java
@@ -0,0 +1,9 @@
+package core.startup.mealtoktok.api.dto;
+
+public record OAuthLoginResponse(
+        String link
+) {
+    public static OAuthLoginResponse from(String link) {
+        return new OAuthLoginResponse(link);
+    }
+}
diff --git a/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/request/SignupRequest.java b/application/app-api/src/main/java/core/startup/mealtoktok/api/dto/SignupRequest.java
similarity index 91%
rename from application/app-api/src/main/java/core/startup/mealtoktok/api/auth/request/SignupRequest.java
rename to application/app-api/src/main/java/core/startup/mealtoktok/api/dto/SignupRequest.java
index 8abf8c2..da719d1 100644
--- a/application/app-api/src/main/java/core/startup/mealtoktok/api/auth/request/SignupRequest.java
+++ b/application/app-api/src/main/java/core/startup/mealtoktok/api/dto/SignupRequest.java
@@ -1,4 +1,4 @@
-package core.startup.mealtoktok.api.auth.request;
+package core.startup.mealtoktok.api.dto;
 
 import core.startup.mealtoktok.domain.auth.OAuthTokens;
 import core.startup.mealtoktok.domain.user.AddressWithCoordinate;
diff --git a/common/src/main/java/core/startup/mealtoktok/common/properties/OauthProperties.java b/common/src/main/java/core/startup/mealtoktok/common/properties/OauthProperties.java
index c50e222..69affc9 100644
--- a/common/src/main/java/core/startup/mealtoktok/common/properties/OauthProperties.java
+++ b/common/src/main/java/core/startup/mealtoktok/common/properties/OauthProperties.java
@@ -8,7 +8,9 @@ public class OauthProperties {
 
     public static String BASE_URL;
     public static String CLIENT_ID;
+    public static String TEST_CLIENT_ID;
     public static String REDIRECT_URL;
+    public static String TEST_REDIRECT_URL;
     public static String APP_ID;
     public static String ADMIN_KEY;
     public static String SERVICE_KEY;
@@ -30,11 +32,21 @@ public void setClientId(String clientId) {
         OauthProperties.CLIENT_ID = clientId;
     }
 
+    @Value("${oauth.kakao.test-client-id}")
+    public void setTestClientId(String testClientId) {
+        OauthProperties.TEST_CLIENT_ID = testClientId;
+    }
+
     @Value("${oauth.kakao.redirect-url}")
     public void setRedirectUrl(String redirectUrl) {
         OauthProperties.REDIRECT_URL = redirectUrl;
     }
 
+    @Value("${oauth.kakao.test-redirect-url}")
+    public void setTestRedirectUrl(String testRedirectUrl) {
+        OauthProperties.TEST_REDIRECT_URL = testRedirectUrl;
+    }
+
     @Value("${oauth.kakao.app-id}")
     public void setAppId(String appId) {
         OauthProperties.APP_ID = appId;
diff --git a/common/src/main/resources/application-common.yml b/common/src/main/resources/application-common.yml
index 2b2755e..1b4f112 100644
--- a/common/src/main/resources/application-common.yml
+++ b/common/src/main/resources/application-common.yml
@@ -6,10 +6,13 @@ oauth:
   kakao:
     base-url: https://kauth.kakao.com
     client-id: ${KAKAO_REST_API_KEY}
+    test-client-id: ${KAKAO_TEST_CLIENT_ID}
     redirect-url: ${KAKAO_REDIRECT}
+    test-redirect-url: ${KAKAO_TEST_REDIRECT}
     app-id: ${KAKAO_APP_ID}
     admin-key: ${KAKAO_ADMIN_KEY}
     service-key: ${KAKAO_REST_API_KEY}
+
 ---
 spring:
   config:
@@ -19,7 +22,9 @@ oauth:
   kakao:
     base-url: https://kauth.kakao.com
     client-id: ${KAKAO_REST_API_KEY}
+    test-client-id: ${KAKAO_TEST_CLIENT_ID}
     redirect-url: ${KAKAO_REDIRECT}
+    test-redirect-url: ${KAKAO_TEST_REDIRECT}
     app-id: ${KAKAO_APP_ID}
     admin-key: ${KAKAO_ADMIN_KEY}
     service-key: ${KAKAO_APP_ID}
\ No newline at end of file
diff --git a/domain/src/main/java/core/startup/mealtoktok/domain/auth/AuthService.java b/domain/src/main/java/core/startup/mealtoktok/domain/auth/AuthService.java
index 43083c8..d6a5cc1 100644
--- a/domain/src/main/java/core/startup/mealtoktok/domain/auth/AuthService.java
+++ b/domain/src/main/java/core/startup/mealtoktok/domain/auth/AuthService.java
@@ -41,13 +41,13 @@ public String getKakaoLoginLink() {
         return BASE_URL +
                 String.format(
                         KAKAO_OAUTH_QUERY_STRING,
-                        CLIENT_ID,
-                        REDIRECT_URL
+                        TEST_CLIENT_ID,
+                        TEST_REDIRECT_URL
                 );
     }
 
     public void getCredentialTest(String code) {
-        OAuthTokens authToken = oAuthClient.auth(CLIENT_ID, REDIRECT_URL, code);
+        OAuthTokens authToken = oAuthClient.auth(TEST_CLIENT_ID, TEST_REDIRECT_URL, code);
         signUp(authToken, AddressWithCoordinate.of("충청북도 흥덕구 봉명동 2300-1", 36.629, 127.456));
     }
 
diff --git a/domain/src/main/java/core/startup/mealtoktok/domain/user/UserReader.java b/domain/src/main/java/core/startup/mealtoktok/domain/user/UserReader.java
index dbaa204..658a884 100644
--- a/domain/src/main/java/core/startup/mealtoktok/domain/user/UserReader.java
+++ b/domain/src/main/java/core/startup/mealtoktok/domain/user/UserReader.java
@@ -12,9 +12,11 @@ public class UserReader {
     private final UserCacheManager userCacheManager;
 
     public User read(TargetUser targetUser) {
-        return userCacheManager.read(targetUser).orElseGet( () ->
-                userRepository.findById(targetUser)
-        );
+        return userCacheManager.read(targetUser).orElseGet( () ->{
+            User user = userRepository.findById(targetUser);
+            userCacheManager.cache(user);
+            return user;
+        });
     }
 
     public boolean isAlreadyRegistered(OAuthInfo oAuthInfo) {
diff --git a/infra/src/main/java/core/startup/mealtoktok/infra/user/config/RedisConfig.java b/infra/src/main/java/core/startup/mealtoktok/infra/user/config/RedisConfig.java
index 1ff3c6d..faf98f6 100644
--- a/infra/src/main/java/core/startup/mealtoktok/infra/user/config/RedisConfig.java
+++ b/infra/src/main/java/core/startup/mealtoktok/infra/user/config/RedisConfig.java
@@ -8,6 +8,7 @@
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Primary;
 import org.springframework.data.redis.connection.RedisConnectionFactory;
 import org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory;
 import org.springframework.data.redis.core.RedisTemplate;
@@ -58,6 +59,7 @@ public RedisTemplate<String, RefreshToken> tokenRedisTemplate() {
     }
 
     @Bean
+    @Primary
     public RedisTemplate<String, String> banTokenRedisTemplate() {
         RedisTemplate<String, String> redisTemplate = new RedisTemplate<>();
         redisTemplate.setConnectionFactory(redisConnectionFactory());