# performance > // Backend - Query pagination - Connection pooling - Response caching ``` - Author: Jaweria - Repository: Jiyakhan321/h22 - Version: 20260207000605 - Stars: 0 - Forks: 0 - Last Updated: 2026-02-06 - Source: https://github.com/Jiyakhan321/h22 - Web: https://mule.run/skillshub/@@Jiyakhan321/h22~performance:20260207000605 --- # Performance Optimization Skill ## Purpose Optimize frontend and backend performance ## When to Use - Slow page loads - API response time > 200ms - Large bundle size - Unnecessary re-renders ## Capabilities - Code splitting - React memoization - Database query optimization - Connection pooling - Bundle size reduction ## Target Metrics - FCP < 1.5s - API < 200ms (p95) - Bundle < 250KB ## Optimizations ```typescript // Frontend - dynamic imports - React.memo - useCallback - Virtual scrolling // Backend - Query pagination - Connection pooling - Response caching ``` ## Usage ``` Use @performance skill to optimize application speed ``` ## Commands - "Optimize bundle size" - "Improve API response time" - "Add code splitting"