React Performance Optimizations: How to Fix a Slow App
Watch how to optimize images - • Image Optimizations: Performance Optimizat...
Learn essential techniques to optimize the performance of your React web app using Core Web Vitals.
In this comprehensive tutorial, I'll walk you through optimizing a real Video Player component from scratch, covering everything from bundle optimization to advanced React performance patterns while actually measuring the performance improvements.
VIDEO REFERENCES
Source code: https://github.com/shrutikapoor08/vid...
16 useEffect mistakes - • useEffect Is Making Your App Slow. Fix it ...
TanStack Start Crash Course - • React Crash Course: Build Netflix in React...
Optimize LCP: https://web.dev/articles/optimize-lcp
TOOLS & COMMANDS USED:
npx depcheck
React Profiler
React Compiler
React 19 Performance Tracks
Vite Bundle Analyzer
Chrome DevTools Performance Tab
RECOMMENDED RESOURCES
1. React Course for beginners: https://www.oreilly.com/library/view/...
2. Practice React Interviews: https://www.greatfrontend.com/questio...
3. AI-Ready FullStack Developer Course: https://scrimba.com/fullstack-path-c0...
FREE RESOURCES
1. FREE React Interview Questions Book: https://bit.ly/free-react-guide
2. Top 5 in React and AI Every Week: https://bit.ly/shruti-newsletter
GET IN TOUCH
1. Book a 1:1 - https://topmate.io/shrutikapoor08
2. Join our Discord: http://bit.ly/shruti-discord
SOCIALS
X / Twitter: / shrutikapoor08
INSTAGRAM: / techcreatorshrutikapoor
TIKTOK: / techcreatorshrutikapoor
Web: https://shrutikapoor.dev/
Support me on Patreon: / shrutikapoor
CHAPTERS
0:00 Intro
0:44 Current state of the app
6:21 Step 1: Bundle optimizations
9:05 Step 2: React optimizations
21:48 Step 3: Server Side Rendering
24:52 Step 4: Asset Optimizations
30:18 Final demo
#react #nextjs #performance #webdevelopment
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