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Spring Boot 4: From Basics to Advanced

Comprehensive course on Spring Boot 4.x from basic to advanced, helping you build professional backend applications with REST APIs, Spring Data JPA, Spring Security, JWT, OAuth2, microservices, testing, Docker and deployment in production environments. Update Spring Boot 4.0 with Spring Framework 7, Virtual Threads, GraalVM Native Image.

Knowledge requirements:

  • Basic Java (OOP, Collections, Exception Handling)
  • Understanding of HTTP and REST APIs
  • Experience with Maven/Gradle (recommended)
  • Basic SQL knowledge

Part 1: Spring Boot Platform

Lesson 1: What is Spring Boot? — History, Architecture and Spring Ecology90 minLesson 2: Setting up Environment & Initializing Project with Spring Initializr120 minLesson 3: Auto-Configuration, Spring IoC Container & Application Properties120 minLesson 4: Dependency Injection & Bean Lifecycle120 min

Part 2: Building REST API

Lesson 5: REST API Foundations — @RestController & Request Mapping150 minLesson 6: DTO Pattern, Validation & Global Exception Handling150 minLesson 7: Spring Data JPA — Entity, Repository & Query Methods150 minLesson 8: Entity Relationships, Pagination & Specification150 min

Part 3: Application security

Lesson 9: Spring Security Fundamentals — Authentication & Authorization150 minLesson 10: JWT Authentication — Stateless Security for REST API150 minLesson 11: OAuth2 & OpenID Connect — Social Login & Resource Server150 minLesson 12: Method Security, CORS, CSRF & Security Best Practices120 min

Part 4: Advanced Features

Lesson 13: Transaction Management & Caching120 minLesson 14: Async Processing, Scheduling & Application Events120 minLesson 15: File Upload/Download, Email & WebSocket120 minLesson 16: API Documentation with OpenAPI & HATEOAS90 min

Part 5: Testing & Code Quality

Lesson 17: Unit Testing with JUnit 5 & Mockito120 minLesson 18: Integration Testing — @SpringBootTest & Testcontainers120 minLesson 19: API Testing — MockMvc, WebTestClient & REST Assured90 minLesson 20: Actuator, Micrometer & Observability120 min

Part 6: Microservices & Production

Lesson 21: Docker & Containerization for Spring Boot120 minLesson 22: Microservices — Service Discovery & API Gateway150 minLesson 23: Message Queue — Kafka & RabbitMQ150 minLesson 24: CI/CD, Cloud Deployment & Production Best Practices150 min