Building Self-Healing Java Microservices: A Step-by-Step Guide

Transitioning from monolithic Java applications to microservices requires rethinking performance, fault tolerance, and scalability. Optimize JVM startup with GraalVM, use CompletableFuture for async flows, implement Resilience4j circuit breakers, adopt event-driven communication with Spring Cloud Stream, maintain consistency with Saga patterns, and monitor memory with JFR and VisualVM for robust distributed systems.