In this episode, we'll unpack thread pool management in Java microservices, contrasting it with how Node.js and Go handle concurrency. You'll hear about how cascading failures can cripple Java Spring Boot applications due to thread pool exhaustion. We'll then introduce the crucial Circuit Breaker pattern as a safeguard, showing you how to implement it using Resilience4j in Java and Opossum in Node.js. Plus, we'll touch on other powerful resilience options offered by Resilience4j.