What Spring Boot Taught Me About Clean Architecture Reflections on separation of concerns, SOLID principles, and building maintainable Java apps When I first started working with Spring Boot, I fell …

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A developer's journey from writing monolithic Spring Boot controllers to implementing Clean Architecture principles. The piece demonstrates how to refactor tightly-coupled code into layered architecture with proper separation of concerns, showing practical examples of moving business logic from controllers to service layers. It connects Clean Architecture concepts to SOLID principles and explains how proper layering improves testability and maintainability in Java applications.

What Spring Boot Taught Me About Clean Architecture

<p>Even though this post is supposed to teach how to follow Clean Architecture, the guy returned a domain model User instead of a DTO…</p>
