I Wrote a React Book So You Don't Have to Learn These Lessons the Hard Way
A few months ago I attended a React conference and realized something uncomfortable: I'd been writing React for years and I was doing it wrong. Not "broken" wrong — my code worked. But it was slow ...

Source: DEV Community
A few months ago I attended a React conference and realized something uncomfortable: I'd been writing React for years and I was doing it wrong. Not "broken" wrong — my code worked. But it was slow to maintain, hard to scale, and it wasn't taking advantage of half of what React 19 had to offer. That realization turned into a book: React Best Practices 2026: Scalable Architecture, Design Patterns, Hooks, Performance, and Modern React 19 Techniques. Who is this book for? If you're a mid to senior React developer and you've ever thought "this works, so it's probably fine" — this book is for you. It's not a beginner's guide. It's for developers who already know React and want to write the best React they possibly can in 2026. What's actually in it? The book is split into 5 parts covering the full lifecycle of a modern React app: Part 1 — Architecture & Patterns How to design a scalable React architecture from day one The composition mindset (and why it changes everything) Mastering Reac