Daniel Beck is a senior software engineer specialising in frontend architecture at scale: micro-frontends, design systems, and developer experience. He also builds AI-augmented engineering systems, where autonomous agents implement, test, and ship code.https://danielbeck.dev/en-gbhttps://danielbeck.dev/blog/building-react-from-scratch/https://danielbeck.dev/blog/building-react-from-scratch/A from-scratch reimplementation of React and ReactDOM, plus a custom Babel JSX transform, so you can see exactly what happens between writing JSX and a node showing up in the DOM.Wed, 10 Jun 2026 00:00:00 GMTFrontend Architecturereactjavascriptjsxbabelvirtual-dom