Spring Boot 0 to Hero: The Complete Java Backend Masterclass
Spring Boot 0 to Hero: The Complete Java Backend Masterclass
Master Spring Boot from the ground up. This comprehensive course takes you from a beginner to a job-ready backend developer. You will learn core Spring concepts, REST API development, database integration with Spring Data JPA, security with JWT, testing, and deployment. By the end of this course, you will be capable of building complex, production-grade microservices and applications using the world's most popular Java framework.
Lessons
- Introduction to Spring Boot
- Setting Up the Development Environment
- Understanding Spring Initializr
- Your First Spring Boot Application
- Maven vs Gradle in Spring Boot
- The @SpringBootApplication Annotation
- Dependency Injection (DI) Concepts
- Inversion of Control (IoC) Container
- What are Spring Beans?
- Using @Component, @Service, and @Repository
- Autowired Annotation and DI Types
- Spring Boot Project Structure
- Application Properties and YAML
- Using @Value for Externalized Configuration
- Introduction to Spring Boot Starters
- Spring Boot DevTools
- Introduction to REST APIs
- Building Your First Controller
- GET Mapping and Path Variables
- POST Mapping and Request Body
- PUT and DELETE Mappings
- Handling Request Parameters
- ResponseEntity and HTTP Status Codes
- Global Exception Handling with @ControllerAdvice
- Data Validation with @Valid
- Intro to Spring Data JPA
- Setting up H2 Database (In-Memory)
- Defining JPA Entities
- Creating Spring Data Repositories
- Custom Query Methods in JPA
- Using @Query Annotation (JPQL)
- Connecting to MySQL Database
- One-to-One Relationships
- One-to-Many and Many-to-One
- Many-to-Many Relationships
- Transactional Management
- Pagination and Sorting
- Intro to Spring Security
- Basic Authentication and Roles
- Password Encoding with BCrypt
- Custom UserDetailsService
- What is JWT (JSON Web Token)?
- Implementing JWT Token Generation
- JWT Authentication Filter
- Securing REST Endpoints with JWT
- Unit Testing with JUnit 5
- Mocking with Mockito
- Integration Testing with @SpringBootTest
- Spring Boot Actuator for Monitoring
- Logging with SLF4J and Logback
- Consuming External APIs with RestTemplate
- Intro to WebClient (Reactive Client)
- Scheduled Tasks with @Scheduled
- Dockerizing a Spring Boot App
- Microservices Overview
- Spring Boot Profiles
- Project: Task Management API (Part 1)
- Project: Task Management API (Part 2)
- Performance Best Practices
- Course Wrap-up and Next Steps