Modernizing on Your Own Terms: A Strategic Guide to Managing Node.js Legacy Systems
Node.js has moved beyond being a developer favorite, it’s a cornerstone of the digital economy. Today, it powers tens of millions of applications globally, and it underpins mission-critical systems at companies like Netflix, PayPal, Uber, and NASA. The foundation of this success is its asynchronous, event-driven architecture, designed to handle thousands of concurrent connections efficiently. From e-commerce platforms to video calls to real-time analytics, Node.js enables responsiveness at scale.