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Found 36 Skills
Debug client-side issues using browser developer tools. Identify JavaScript errors, styling issues, and performance problems in the browser.
Frontend development specialist covering React 19, Next.js 16, Vue 3.5, and modern UI/UX patterns with component architecture. Use when building web UIs, implementing components, optimizing frontend performance, or integrating state management.
Real User Monitoring (RUM), Web Vitals, user sessions, mobile crashes, page performance, user interactions, and frontend errors. Query web and mobile frontend telemetry.
Render your application's UI entirely on the client using JavaScript.
Deep Core Web Vitals and page speed audit. Use when the user asks about page speed, Core Web Vitals, LCP, CLS, INP, FCP, TTFB, Lighthouse scores, why a page is slow, performance optimization, or resource size analysis. For broader technical SEO issues, see diagnose-seo.
Deliver pre-rendered HTML content that was generated at build time for fast, cacheable pages.
ALWAYS use when writing code importing "@tresjs/core". Consult for debugging, best practices, or modifying @tresjs/core, tresjs/core, tresjs core, tres.
Analyzes and optimizes application performance across frontend, backend, and database layers. Use when diagnosing slowness, improving load times, optimizing queries, reducing bundle size, or when asked about performance issues.
TanStack Virtual for virtualizing large lists, grids, and tables. Use when rendering thousands of rows, implementing infinite scroll, or optimizing large data displays. Use for virtual, virtualize, virtual-list, virtual-scroll, useVirtualizer, infinite-scroll, windowing.
Scans code for performance and scalability issues — N+1 queries, missing indexes, unbounded queries, memory inefficiencies, caching gaps, algorithmic complexity, concurrency bugs, and frontend performance problems. Generates severity-scored findings with copy-pasteable fix prompts. Trigger phrases: "performance audit", "performance check", "N+1 detection", "query optimization", "slow code", "performance review".
React and Next.js performance patterns. Use when writing, reviewing, or optimizing React components.
Develops high-performance Magento 2 storefronts using Hyvä theme framework. Use when working with Hyvä themes, Alpine.js, Tailwind CSS, or modern frontend development. Masters Alpine.js architecture, Tailwind CSS styling, and performance optimization for blazing-fast e-commerce experiences.