Node.js Runtime

Summary

A JavaScript runtime built on Chrome's V8 engine that lets you run JS outside the browser — the foundation that turned JavaScript into a full backend language.

How to Learn This

1Install Node.js and run a simple script from the command line.
2Learn what Node adds on top of V8: file system access, networking, modules.
3Compare Node's single-threaded, event-driven model to traditional multi-threaded servers.

API Gateways

V8 Engine

More topics in Node.js Fundamentals

V8 Engine Event Loop Non-Blocking I/O Modules (CommonJS vs ESM)NPM & Package Management package.json Async Programming Callbacks Promises Async/Await Streams Buffers File System (fs)Process & Environment Variables Event Emitter Child Processes Clustering

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