Claude Code & Development

Get expert-level code reviews with actionable feedback. Catch bugs, security issues, performance problems, and style violations …

Advanced code review assistant that analyzes code quality, security vulnerabilities, and suggests improvements with explanations.

Four-phase debugging framework that eliminates guesswork and ensures fixes address root causes. Stop patching symptoms and start solving …

Master advanced prompt engineering techniques to maximize LLM performance, reliability, and controllability in production systems.

Guide for creating Claude Code Agent Skills. Learn the proper structure, frontmatter, and best practices for writing effective SKILL.md …

Implement proven backend architecture patterns including Clean Architecture, Hexagonal Architecture, and Domain-Driven Design for …

Master authentication with JWT, OAuth2, sessions, and RBAC. Build secure, scalable access control systems.

Build production-grade backends with Node.js, Python, Go. REST/GraphQL APIs, authentication, databases, and microservices.

Execute database migrations across ORMs with zero-downtime strategies, data transformation, and rollback procedures.

Master end-to-end testing with Playwright and Cypress. Build reliable test suites that catch bugs and enable fast deployment.

Master Git rebasing, cherry-picking, bisect, worktrees, and reflog. Maintain clean history and recover from any mistake.

Comprehensive testing with Jest, Vitest, and Testing Library. Unit tests, integration tests, mocking, and TDD for JS/TS projects.

Build production React apps with Next.js App Router, server components, data fetching, routing, and performance optimization.

Browser automation with Playwright. Web scraping, testing, screenshots, PDF generation, and multi-browser automation scripts.

Create distributable Python packages with pyproject.toml, proper structure, and PyPI publishing workflows.

Implement comprehensive testing strategies with pytest, fixtures, mocking, and test-driven development for robust Python applications.

Upgrade React apps systematically. Migrate class components to hooks, adopt React 18 features, and modernize legacy patterns.

System design specialist for modern tech stacks. Architecture diagrams, design patterns, tech stack decisions, and dependency analysis for …

Master SQL query optimization, indexing strategies, and EXPLAIN analysis. Dramatically improve database performance and eliminate slow …

Build full-stack apps with Supabase. PostgreSQL, authentication, storage, real-time subscriptions, and edge functions.

Identify and prevent common testing mistakes. Stop testing mock behavior, avoid production pollution, and write meaningful tests.

Master uv, the extremely fast Rust-based Python package installer. 10-100x faster than pip for modern Python project management.

Analyze Claude Code usage patterns and optimize your workflow. Discover community skills, improve configurations, and get personalized …

Build Retrieval-Augmented Generation systems that ground LLM responses in external knowledge sources. Reduce hallucinations and enable …