Framework

Spring Boot — Java Back-End

The leading Java framework for building back-end apps and REST APIs quickly and safely — controllers, dependency injection, JPA databases and built-in security, all with very little setup.

18 lessons5 chaptersStart: What is Spring Boot? →

1Spring Basics

What is Spring Boot?30 min Setting Up with Spring Initializr35 min The Project Structure30 min Beans & Dependency Injection40 min The Common Annotations30 min

2REST APIs

Your First RestController35 min GET Endpoints that Return JSON40 min POST with a Request Body40 min Path Variables & Query Parameters40 min Validating Input40 min

3Data with JPA

Mapping a Table with @Entity40 min JpaRepository: Database Code for Free40 min A Full CRUD API with JPA50 min One-to-Many Relationships45 min

4More

Error Handling40 min Basic Authentication with Spring Security45 min Build and Run a Jar35 min

5Project

Project: Build a Task API with a Database180 min