diff --git a/build.gradle.kts b/build.gradle.kts
new file mode 100644
index 000000000..9fb855165
--- /dev/null
+++ b/build.gradle.kts
@@ -0,0 +1,49 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+    kotlin("jvm") version "1.9.22" apply false
+    kotlin("plugin.spring") version "1.9.22" apply false
+    kotlin("plugin.jpa") version "1.9.22" apply false
+    id("org.springframework.boot") version "3.2.1" apply false
+    id("io.spring.dependency-management") version "1.1.4" apply false
+}
+
+allprojects {
+    group = "com.example"
+    version = "0.0.1-SNAPSHOT"
+
+    repositories {
+        mavenCentral()
+    }
+}
+
+subprojects {
+    apply(plugin = "org.jetbrains.kotlin.jvm")
+    apply(plugin = "org.jetbrains.kotlin.plugin.spring")
+    apply(plugin = "org.jetbrains.kotlin.plugin.jpa")
+    apply(plugin = "org.springframework.boot")
+    apply(plugin = "io.spring.dependency-management")
+
+    tasks.withType<KotlinCompile> {
+        kotlinOptions {
+            freeCompilerArgs += "-Xjsr305=strict"
+            jvmTarget = "21"
+        }
+    }
+
+    dependencies {
+        "implementation"("org.springframework.boot:spring-boot-starter-data-jpa")
+        "implementation"("org.springframework.boot:spring-boot-starter-web")
+        "implementation"("com.fasterxml.jackson.module:jackson-module-kotlin")
+        "implementation"("org.jetbrains.kotlin:kotlin-reflect")
+        "runtimeOnly"("com.h2database:h2")
+        "annotationProcessor"("org.springframework.boot:spring-boot-configuration-processor")
+        "testImplementation"("org.springframework.boot:spring-boot-starter-test")
+        "testImplementation"("org.jetbrains.kotlin:kotlin-test-junit5")
+        "testRuntimeOnly"("org.junit.platform:junit-platform-launcher")
+    }
+
+    tasks.withType<Test> {
+        useJUnitPlatform()
+    }
+}
\ No newline at end of file
diff --git a/module-app/build.gradle.kts b/module-app/build.gradle.kts
new file mode 100644
index 000000000..27c0296f4
--- /dev/null
+++ b/module-app/build.gradle.kts
@@ -0,0 +1,19 @@
+plugins {
+    id("org.springframework.boot")
+    kotlin("plugin.spring")
+}
+
+springBoot {
+    mainClass.set("com.example.movie.MovieApplicationKt")
+}
+
+dependencies {
+    implementation(project(":module-common"))
+    implementation(project(":module-external"))
+
+    // Web 관련 의존성
+    implementation("org.springframework.boot:spring-boot-starter-web")
+
+    // Validation
+    implementation("org.springframework.boot:spring-boot-starter-validation")
+}
\ No newline at end of file
diff --git a/module-app/src/main/kotlin/com/example/movie/MovieApplication.kt b/module-app/src/main/kotlin/com/example/movie/MovieApplication.kt
new file mode 100644
index 000000000..d0021fbda
--- /dev/null
+++ b/module-app/src/main/kotlin/com/example/movie/MovieApplication.kt
@@ -0,0 +1,11 @@
+package com.example.movie
+
+import org.springframework.boot.autoconfigure.SpringBootApplication
+import org.springframework.boot.runApplication
+
+@SpringBootApplication
+class MovieApplication
+
+fun main(args: Array<String>) {
+    runApplication<MovieApplication>(*args)
+}
\ No newline at end of file
diff --git a/module-common/build.gradle.kts b/module-common/build.gradle.kts
new file mode 100644
index 000000000..6e1cc9c6c
--- /dev/null
+++ b/module-common/build.gradle.kts
@@ -0,0 +1,9 @@
+plugins {
+    kotlin("plugin.jpa")
+}
+
+dependencies {
+    api("org.springframework.boot:spring-boot-starter-data-jpa")
+    implementation("org.springframework.boot:spring-boot-starter-validation")
+    implementation("com.fasterxml.jackson.module:jackson-module-kotlin")
+}
\ No newline at end of file
diff --git a/module-external/build.gradle.kts b/module-external/build.gradle.kts
new file mode 100644
index 000000000..c9ee2b90c
--- /dev/null
+++ b/module-external/build.gradle.kts
@@ -0,0 +1,4 @@
+dependencies {
+    implementation(project(":module-common"))  // common 모듈 의존
+    implementation("org.springframework.boot:spring-boot-starter-webflux")
+}
\ No newline at end of file
diff --git a/settings.gradle.kts b/settings.gradle.kts
new file mode 100644
index 000000000..731d34850
--- /dev/null
+++ b/settings.gradle.kts
@@ -0,0 +1,5 @@
+rootProject.name = "movie-booking-system"
+
+include("module-app")
+include("module-external")
+include("module-common")