web-performance-optimization - Optimize website and web application performance
Measure, analyze, and improve loading speed, Core Web Vitals, bundle size, caching, assets, and runtime performance.
Tags
Updated: 2026-10-01Capabilities
Typical Inputs
Typical Outputs
What this skill does
- Run Lighthouse audits
- Measure Core Web Vitals
- Analyze bundle sizes
- Inspect network waterfalls
- Identify performance bottlenecks
- Prioritize high-impact optimizations
- Optimize images and assets
- Implement code splitting
- Add caching headers
- Lazy-load non-critical resources
- Optimize rendering paths
- Compare performance metrics
Inputs
- Website or application source code
- Performance audit results
- Bundle analysis data
- Images and static assets
- Network and device conditions
Outputs
- Performance audit results
- Optimization recommendations
- Code and configuration changes
- Optimized image assets
- Before-and-after performance metrics