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Articles tagged with #backend
Node.js Circuit Breaker Pattern in Production: Opossum, Fallbacks, and Resilience Engineering Distributed systems fail. Not occasionally — constantly. Third-party APIs go down, databases become overloaded, downstream microservices return 500s. The qu...
Node.js Event-Driven Architecture in Production: EventEmitter, Custom Buses, and Event Sourcing Event-driven architecture isn't a trend — it's how Node.js was designed to work. The event loop, streams, HTTP, file I/O: everything runs on events. But m...
Node.js Message Queues in Production: BullMQ, Redis, and RabbitMQ Every production Node.js application eventually hits the same wall: some work is too slow, too risky, or too spiky to handle synchronously in an HTTP request. You need to hand it off a...