Day 4: Cluster vs Worker Threads in Node.js - How to Scale & Parallelize Your Apps

Sep 4, 2025 · 4 min read · Hello Folks! 👋 Ever wondered how Node.js, being single-threaded, manages to handle thousands of concurrent requests without breaking a sweat? The secret lies in its event-driven, non-blocking I/O model. But what happens when your application needs t...