diff --git a/docker-compose.yml b/docker-compose.yml
index d9d22b5..7c73c90 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,22 +12,37 @@ services:
     volumes:
       - mariadb_data:/var/lib/mysql
     networks:
-      - presupuestos-uecko-app-network
+      - network
 
   phpmyadmin:
     image: phpmyadmin/phpmyadmin
     container_name: phpmyadmin
     environment:
       PMA_HOST: mariadb
-      PMA_USER: uecko
-      PMA_PASSWORD: u8Ax5Nw3%sjd
+      PMA_USER: ${MARIADB_USER}
+      PMA_PASSWORD: ${MARIADB_PASSWORD}
     ports:
       - 8080:80
+    networks:
+      - network
+    depends_on:
+      - mariadb
+
+  backend:
+    build: ./server
+    environment:
+      MYSQL_HOST: mysql
+      MYSQL_USER: root
+      MYSQL_PASSWORD: yourpassword
+      MYSQL_DB: yourdatabase
+      DATABASE_URL: mysql://user:user_password@db:3306/my_database
     networks:
       - presupuestos-uecko-app-network
+    depends_on:
+      - mariadb
 
 volumes:
   mariadb_data:
 
 networks:
-  presupuestos-uecko-app-network:
+  network: