Design and build microservices architectures.
Learn patterns for scalable distributed systems.
Core Principles
✅ Single responsibility
✅ Loose coupling
✅ High cohesion
✅ Independent deployment
Communication Patterns
Sync: REST APIs, gRPC
Async: Message queues, Event bus
API Gateway
// Kong, AWS API Gateway, NGINX
Routes requests to appropriate microservices
Handles authentication, rate limiting
Service Discovery
✅ Consul
✅ Eureka
✅ Kubernetes DNS
Patterns
• Saga pattern for distributed transactions
• Circuit breaker for fault tolerance
• CQRS for read/write separation
Conclusion
Microservices enable scalable, maintainable systems!