Java Tech Workshop

Apr 5, 2026 · Backend Development

How to Build a SpringBoot Multi‑Module Project with Service/DAO/Web Layered Design

The article explains why a single‑module SpringBoot project becomes problematic as business complexity grows, outlines the benefits of a multi‑module architecture—including clear responsibilities, high cohesion, faster compilation, and smoother microservice migration—and provides a step‑by‑step guide with Maven configuration, module responsibilities, code examples, packaging commands, and common pitfalls.