React Performance Optimization Handbook (Free PDF)

React Performance Optimization Handbook

A complete 25-page guide built for React developers, frontend engineers, and job seekers preparing for interviews.

What's inside:

- React.memo, useMemo & useCallback — with examples & common mistakes

- Code splitting & lazy loading patterns

- API optimization with React Query, debouncing & throttling

- List virtualization for large datasets

- Bundle size optimization & tree shaking

- Next.js performance tips (Image, Server Components, Streaming)

- Pre-deployment performance checklist (25 points)

- Top 20 React performance mistakes — with fixes

- 50 interview questions: Beginner → Intermediate → Advanced

- Bonus: 10 quick wins in under 30 minutes

Perfect for developers who want to build faster React apps and ace senior frontend interviews.