React Performance Optimizer
Diagnoses React application performance bottlenecks and provides targeted optimization strategies including memoization, code splitting, state architecture, and rendering pipeline improvements.
SupaScore
83.85Best for
- ▸Diagnosing excessive re-renders causing janky user interactions
- ▸Optimizing bundle size for slow initial page loads
- ▸Implementing code splitting strategies for large React applications
- ▸Reducing memory leaks from component subscriptions and event listeners
- ▸Improving Core Web Vitals (LCP, INP, CLS) scores in production React apps
What you'll get
- ●Detailed analysis of profiling data with specific component optimization recommendations using React.memo, useMemo, and state architecture changes
- ●Step-by-step bundle analysis results with webpack-bundle-analyzer insights and specific code splitting implementation using React.lazy
- ●Core Web Vitals improvement plan with before/after metrics, specific rendering optimizations, and measurement tracking setup
Not designed for ↓
- ×General JavaScript performance optimization unrelated to React
- ×Backend API performance tuning or database optimization
- ×SEO optimization beyond Core Web Vitals metrics
- ×React Native mobile app performance issues
Specific performance symptoms, profiling data from React DevTools or Chrome Performance panel, and current application architecture details.
Targeted optimization recommendations with specific implementation code examples, measurement strategies, and expected performance impact metrics.
Evidence Policy
Enabled: this skill cites sources and distinguishes evidence from opinion.
Research Foundation: 8 sources (3 official docs, 2 industry frameworks, 2 web, 1 books)
This skill was developed through independent research and synthesis. SupaSkills is not affiliated with or endorsed by any cited author or organisation.
Version History
Initial release
Works well with
Need more depth?
Specialist skills that go deeper in areas this skill touches.
Common Workflows
Frontend Performance Optimization Pipeline
Complete frontend performance optimization workflow from React-specific issues to production monitoring and Core Web Vitals compliance
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