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Found 1,237 Skills
Expert at diagnosing and fixing performance bottlenecks across the stack. Covers Core Web Vitals, database optimization, caching strategies, bundle optimization, and performance monitoring. Knows when to measure vs optimize. Use when "slow page load, performance optimization, core web vitals, bundle size, lighthouse score, database slow, memory leak, optimize performance, speed up, reduce load time, performance, optimization, core-web-vitals, caching, profiling, bundle-size, database" mentioned.
Document chunking implementations and benchmarking tools for RAG pipelines including fixed-size, semantic, recursive, and sentence-based strategies. Use when implementing document processing, optimizing chunk sizes, comparing chunking approaches, benchmarking retrieval performance, or when user mentions chunking, text splitting, document segmentation, RAG optimization, or chunk evaluation.
Master data engineering, ETL/ELT, data warehousing, SQL optimization, and analytics. Use when building data pipelines, designing data systems, or working with large datasets.
Helps implement multiplayer features in HYTOPIA SDK games. Use when users need player management, server-authoritative gameplay, networking, or state synchronization. Covers Player class, server authority, network optimization, and player data.
Model routing configuration templates and strategies for cost optimization, speed optimization, quality optimization, and intelligent fallback chains. Use when building AI applications with OpenRouter, implementing model routing strategies, optimizing API costs, setting up fallback chains, implementing quality-based routing, or when user mentions model routing, cost optimization, fallback strategies, model selection, intelligent routing, or dynamic model switching.
Design viral referral programs with incentive structures, sharing mechanics, tracking systems, and optimization strategies to turn customers into advocates who drive new customer acquisition.
GitHub Actions workflow security, performance optimization, and best practices
React patterns, anti-patterns, and performance optimization. Use when writing React components, reviewing React code, or debugging React issues.
Use this skill when designing database schemas for relational (SQL) or document (NoSQL) databases. Provides normalization guidelines, indexing strategies, migration patterns, and performance optimization techniques. Ensures scalable, maintainable, and performant data models.
App Store Optimization (ASO) and mobile app marketing expert. Specializes in App Store and Google Play optimization, user acquisition, and app launch strategies. Use when launching apps, optimizing store listings, or planning mobile marketing campaigns.
Diagnoses bottlenecks and designs performance optimization plans.
Vitest testing framework expert for Vite integration, Jest migration, browser mode testing, and performance optimization