diff --git a/api/build.gradle b/api/build.gradle
new file mode 100644
index 0000000..1578d43
--- /dev/null
+++ b/api/build.gradle
@@ -0,0 +1,3 @@
+dependencies {
+    api project(':application')
+}
\ No newline at end of file
diff --git a/api/src/main/java/TestController.java b/api/src/main/java/TestController.java
new file mode 100644
index 0000000..3e5f362
--- /dev/null
+++ b/api/src/main/java/TestController.java
@@ -0,0 +1,9 @@
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequiredArgsConstructor
+public class TestController {
+
+    private final TestService testService;
+}
diff --git a/application/build.gradle b/application/build.gradle
new file mode 100644
index 0000000..f1e5e96
--- /dev/null
+++ b/application/build.gradle
@@ -0,0 +1,4 @@
+dependencies {
+    api project(':domain')
+    api project(':infrastructure')
+}
\ No newline at end of file
diff --git a/application/src/main/java/TestService.java b/application/src/main/java/TestService.java
new file mode 100644
index 0000000..da0085d
--- /dev/null
+++ b/application/src/main/java/TestService.java
@@ -0,0 +1,7 @@
+import org.springframework.stereotype.Service;
+
+@Service
+public class TestService {
+
+}
+
diff --git a/build.gradle b/build.gradle
index c1a02d7..2508e31 100644
--- a/build.gradle
+++ b/build.gradle
@@ -18,16 +18,35 @@ repositories {
     mavenCentral()
 }
 
+
+
 dependencies {
-    implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
     implementation 'org.springframework.boot:spring-boot-starter-web'
-    compileOnly 'org.projectlombok:lombok'
+    testImplementation 'org.springframework.boot:spring-boot-starter-test'
     developmentOnly 'org.springframework.boot:spring-boot-devtools'
-    runtimeOnly 'mysql:mysql-connector-java'
+    compileOnly 'org.projectlombok:lombok'
     annotationProcessor 'org.projectlombok:lombok'
-    testImplementation 'org.springframework.boot:spring-boot-starter-test'
 }
 
+
+subprojects{
+    apply plugin: 'java'
+    apply plugin : 'java-library'
+
+    repositories {
+        mavenCentral()
+    }
+
+    dependencies {
+        implementation 'org.springframework.boot:spring-boot-autoconfigure:2.6.6'
+        testImplementation 'org.junit.jupiter:junit-jupiter-api:5.8.1'
+        testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.8.1'
+        compileOnly 'org.projectlombok:lombok:1.18.22'
+
+    }
+}
+
+
 tasks.named('test') {
     useJUnitPlatform()
 }
diff --git a/domain/build.gradle b/domain/build.gradle
new file mode 100644
index 0000000..9e8fb62
--- /dev/null
+++ b/domain/build.gradle
@@ -0,0 +1,3 @@
+dependencies {
+    implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
+}
\ No newline at end of file
diff --git a/infrastructure/build.gradle b/infrastructure/build.gradle
new file mode 100644
index 0000000..5e1e5cc
--- /dev/null
+++ b/infrastructure/build.gradle
@@ -0,0 +1,3 @@
+dependencies {
+    runtimeOnly 'mysql:mysql-connector-java'
+}
\ No newline at end of file
diff --git a/server/build.gradle b/server/build.gradle
new file mode 100644
index 0000000..fa6de07
--- /dev/null
+++ b/server/build.gradle
@@ -0,0 +1,4 @@
+dependencies {
+    implementation 'org.springframework.boot:spring-boot-starter-web:2.6.6'
+    testImplementation 'org.springframework.boot:spring-boot-starter-test'
+}
\ No newline at end of file
diff --git a/src/main/java/com/example/haklind/HaklindApplication.java b/server/src/main/java/haklind/HaklindApplication.java
similarity index 91%
rename from src/main/java/com/example/haklind/HaklindApplication.java
rename to server/src/main/java/haklind/HaklindApplication.java
index 88c2328..7268eb2 100644
--- a/src/main/java/com/example/haklind/HaklindApplication.java
+++ b/server/src/main/java/haklind/HaklindApplication.java
@@ -1,4 +1,4 @@
-package com.example.haklind;
+package haklind;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
diff --git a/src/main/resources/application.properties b/server/src/main/resources/application.properties
similarity index 100%
rename from src/main/resources/application.properties
rename to server/src/main/resources/application.properties
diff --git a/settings.gradle b/settings.gradle
index a1bb289..ad41917 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -1 +1,7 @@
 rootProject.name = 'haklind'
+include 'api'
+include 'application'
+include 'domain'
+include 'infrastructure'
+include 'server'
+
diff --git a/src/test/java/com/example/haklind/HaklindApplicationTests.java b/src/test/java/com/example/haklind/HaklindApplicationTests.java
deleted file mode 100644
index c5b5c0c..0000000
--- a/src/test/java/com/example/haklind/HaklindApplicationTests.java
+++ /dev/null
@@ -1,13 +0,0 @@
-package com.example.haklind;
-
-import org.junit.jupiter.api.Test;
-import org.springframework.boot.test.context.SpringBootTest;
-
-@SpringBootTest
-class HaklindApplicationTests {
-
-    @Test
-    void contextLoads() {
-    }
-
-}