Deploy Spring Boot + DB with Docker (Step-by-Step)

Deploying a backend project is often harder than building it. This guide shows you how to successfully run a complete Spring Boot application with its database using Docker.

You will learn how to containerize your Spring Boot application, run the database in a Docker container, and connect everything so the system works smoothly.

What You Get

The guide walks through the full process including:

• Understanding basic Docker concepts

• Creating a Dockerfile for a Spring Boot application

• Running a database container (MySQL/PostgreSQL)

• Connecting the application and database containers

• Using Docker Compose to run multiple services together

• Running and managing containers locally

Real Deployment Challenges

It also includes solutions to real deployment problems that can happen during the process, helping you avoid common mistakes and debug issues quickly.

Who This Is For

• Backend developers

• Spring Boot learners

• Students building full-stack projects

• Anyone who wants to deploy Spring Boot applications using Docker