Spring Boot

REST APIs, dependency injection, Spring Data JPA, Spring Security, testing, and production deployment with Docker, Actuator, and Prometheus.

BeginnerTopics 1–10

·What is Spring Boot
·Project Setup & Initializr
·Auto-Configuration
·Dependency Injection & IoC
·Spring Beans & Application Context
·REST Controllers
·Request Handling
·ResponseEntity & HTTP Status
·Spring Data JPA Basics
·Application Properties & Profiles

Start Beginner →

IntermediateTopics 11–22

·Spring Security Basics
·JWT Authentication
·Exception Handling
·Validation with Bean Validation
·Spring Data JPA Relationships
·JPQL & Native Queries
·Database Migrations with Flyway
·Service Layer Patterns
·DTOs & MapStruct
·Pagination & Sorting
·Spring Events
·Testing with Spring Boot Test

Start Intermediate →

AdvancedTopics 23–33

·Spring AOP
·Caching with Spring Cache
·Async & @Async
·WebClient & HTTP Clients
·Spring WebSocket
·Custom Auto-Configuration
·Spring Boot Actuator
·Scheduling & @Scheduled
·Transactions Deep Dive
·Spring Batch
·Advanced Testing Patterns

Start Advanced →

ArchitectureTopics 34–44

·Hexagonal Architecture
·CQRS Pattern
·Event-Driven Architecture
·Microservices with Spring Boot
·Spring Cloud Gateway
·Service Discovery & Eureka
·Distributed Configuration
·Resilience Patterns
·Event Sourcing
·Saga Pattern
·Domain-Driven Design in Spring

Start Architecture →

ProductionTopics 45–55

·Dockerising Spring Boot
·Kubernetes Deployment
·Health Checks & Probes
·Observability & OpenTelemetry
·Performance Tuning
·Connection Pool Tuning
·JVM Tuning & GC
·Security Hardening
·Zero-Downtime Deployments
·GraalVM Native Images
·Production Checklist

Start Production →