diff --git a/backend/.docker/Dockerfile b/backend/.docker/Dockerfile
new file mode 100644
index 0000000..d6df4f7
--- /dev/null
+++ b/backend/.docker/Dockerfile
@@ -0,0 +1,20 @@
+FROM gradle:jdk22 AS builder
+WORKDIR /app
+
+COPY gradlew build.gradle.kts settings.gradle.kts ./
+COPY gradle gradle
+
+RUN chmod +x gradlew
+RUN ./gradlew dependencies
+
+COPY src src
+
+RUN ./gradlew clean build -x test
+
+FROM openjdk:22-jdk-slim
+WORKDIR /app
+
+COPY --from=builder /app/build/libs/*.jar app.jar
+
+EXPOSE 8080
+ENTRYPOINT ["java", "-jar", "app.jar"]
diff --git a/backend/.dockerignore b/backend/.dockerignore
new file mode 100644
index 0000000..f06dfad
--- /dev/null
+++ b/backend/.dockerignore
@@ -0,0 +1,2 @@
+.gradle
+build
\ No newline at end of file
diff --git a/backend/src/main/resources/application.properties b/backend/src/main/resources/application.properties
index 938ce25..d668f7a 100644
--- a/backend/src/main/resources/application.properties
+++ b/backend/src/main/resources/application.properties
@@ -1,4 +1,4 @@
-spring.datasource.url=jdbc:postgresql://localhost:5432/postgresdb
+spring.datasource.url=jdbc:postgresql://${DB_HOST:-localhost}:5432/postgresdb
 spring.datasource.username=postgres_user
 spring.datasource.password=postgres_pass
 server.port=8080