React.memo Is Not Enough — 4 Performance Fixes Senior Devs Actually Use

📰 Dev.to · Harsh

Improve React app performance beyond just using React.memo with 4 expert fixes

intermediate Published 3 Mar 2026
Action Steps
  1. Use React.memo with caution and consider shouldComponentUpdate for complex components
  2. Implement shallow equality checks using lodash.isEqual or a similar library
  3. Configure and use React DevTools to identify performance bottlenecks
  4. Apply code splitting and lazy loading to reduce initial bundle size
Who Needs to Know This

Senior developers and performance optimization teams can benefit from these fixes to improve React app performance

Key Insight

💡 React.memo is just the beginning - a combination of techniques is needed for optimal performance

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🚀 Boost your React app's performance with these 4 expert fixes beyond React.memo!

Key Takeaways

Improve React app performance beyond just using React.memo with 4 expert fixes

Full Article

Last month, I opened our React dashboard and watched it take 6 full seconds to load. Six seconds. In...
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