Why Node.js is Perfect for Building Fast Web Applications Every technology has that one sentence people repeat endlessly. For Node.js, it is: “Node.js is fast.” Cool. But beginners immediately ask: “Fast compared to what?” “Why is it fast?” “What is actually happening internally?” And then somebody explains it using: event loops threads asynchronous execution non-blocking I/O At which point half the room mentally exits the conversation. So let’s simplify everything properly. In this article, we will understand: what actually makes Node.js fast how non-blocking I/O works event-driven architecture single-threaded model concurrency vs parallelism where Node.js performs best companies using Node.js in production And yes, we are absolutely using the restaurant analogy because Node.js education would collapse without it.…