Microservices Learning Path
A practical microservices roadmap using Spring Boot and Java, designed to take you from fundamentals to production-ready, scalable systems.
How to Use This Learning Path
Follow the stages in order. Each stage links to detailed articles already available on Spring Java Lab. By the end, you’ll understand architecture, security, resilience, performance, and system design for microservices.
Stage 1: Microservices Fundamentals
Spring Boot Microservices Architecture
End-to-end overview of microservices architecture using Spring Cloud.
Microservices System Design Questions
Understand how microservices are discussed in real interviews.
Stage 2: API Gateway & Security
API Gateway Security with JWT & OAuth2
Secure microservices using centralized API Gateway authentication.
JWT Authentication & Role-Based Access
Implement secure authentication across distributed services.
Stage 3: Resilience & Fault Tolerance
Resilience4j – Retry & Circuit Breaker
Handle failures gracefully using retries, circuit breakers, and fallbacks.
Stage 4: Performance & Scalability
Blocking Calls & Scalability
Learn how blocking operations affect microservices throughput.
Performance Tuning & Optimization
Optimize Spring Boot services for high-traffic environments.
Redis Cache for Microservices
Improve response times using distributed caching.
Stage 5: Modern Java in Microservices
Virtual Threads vs Spring Async
Understand modern concurrency choices in microservices.
High-Performance Spring Boot with Java 25
Leverage modern Java features for scalable microservices.
Stage 6: Interview & System Design Prep
Senior Microservices Interview Questions
Advanced questions asked in senior-level interviews.
Java System Design Interview Questions
Design-focused questions around scalability and architecture.