tools-only Skills Quick Reference Guide
A guide for choosing the right skill for your task. For installation, see Quick Start. For the full project, see README.
When to Use Each Skill
Language Specialists
- Python Pro: Python development, type hints, async patterns, performance optimization
- TypeScript Pro: TypeScript advanced types, type guards, generics, utility types
- JavaScript Pro: Modern JavaScript, async patterns, ES2024+ features
- Go Pro: Go concurrency, interfaces, goroutines, channels
- Rust Engineer: Rust systems programming, ownership, lifetimes, async Rust
- SQL Pro: Advanced SQL, query optimization, window functions, CTEs
- C++ Pro: Modern C++, RAII, templates, performance optimization
- Swift Expert: Swift for iOS/macOS, SwiftUI, Combine, Concurrency
- Kotlin Specialist: Kotlin for Android, coroutines, Flow, Jetpack Compose
- C# Developer: C# .NET development, LINQ, async/await, modern features
- PHP Pro: Modern PHP, Laravel patterns, performance optimization
- Java Architect: Java enterprise, Spring ecosystem, design patterns
Backend Frameworks
- NestJS Expert: Building TypeScript backend APIs with NestJS
- Django Expert: Building Python web apps with Django/DRF
- FastAPI Expert: Building async Python APIs with FastAPI
- Spring Boot Engineer: Java enterprise applications with Spring Boot
- Laravel Specialist: PHP web applications with Laravel
- Rails Expert: Ruby on Rails web applications
- .NET Core Expert: .NET Core APIs and applications
Frontend & Mobile
- React Expert: Building React web applications
- Next.js Developer: Next.js App Router, Server Components, Server Actions
- Vue Expert: Vue 3 applications with Composition API and Pinia (TypeScript)
- Vue Expert (JS): Vue 3 applications with JavaScript only (JSDoc typing)
- Angular Architect: Angular applications with standalone components
- React Native Expert: Building cross-platform mobile apps (React Native)
- Flutter Expert: Building cross-platform apps with Flutter
Infrastructure & Cloud
- Kubernetes Specialist: K8s deployments, Helm charts, cluster management
- Terraform Engineer: Infrastructure as Code, multi-cloud provisioning
- Postgres Pro: PostgreSQL optimization, replication, advanced features
- Cloud Architect: AWS/Azure/GCP architecture, multi-cloud strategies
- Database Optimizer: Database performance tuning, indexing strategies
API & Architecture
- GraphQL Architect: GraphQL schema design, resolvers, federation
- API Designer: RESTful API design, OpenAPI, API versioning
- WebSocket Engineer: Real-time communication, WebSockets, Socket.IO
- Microservices Architect: Microservices patterns, service mesh, distributed systems
- MCP Developer: Model Context Protocol development and integration
- Architecture Designer: System design, choosing architectures, ADRs
- Feature Forge: Creating new features, gathering requirements, writing specs
- Spec Miner: Analyzing existing code, reverse-engineering specifications
Quality & Testing
- Test Master: Overall testing strategy (unit, integration, E2E, performance, security)
- Playwright Expert: Browser automation and E2E testing
- Code Reviewer: Conducting thorough code reviews
- Code Documenter: Adding inline documentation and API docs
DevOps & Operations
- DevOps Engineer: CI/CD, deployment, infrastructure, platform engineering
- Monitoring Expert: Logging, metrics, tracing, alerting, performance testing
- SRE Engineer: Site reliability, incident response, SLO/SLA management
- Chaos Engineer: Chaos testing, resilience engineering, fault injection
- CLI Developer: Command-line tools, CLI frameworks, shell integration
Security
- Secure Code Guardian: Writing secure code, preventing vulnerabilities
- Security Reviewer: Security code review, SAST analysis, penetration testing
Data & Machine Learning
- Pandas Pro: DataFrame manipulation, data cleaning, aggregation, time series
- Spark Engineer: Apache Spark, PySpark, distributed data processing, Spark SQL
- ML Pipeline: ML pipelines, MLflow, Kubeflow, feature stores, experiment tracking
- Prompt Engineer: LLM prompt design, chain-of-thought, few-shot learning, evaluation
- RAG Architect: RAG systems, vector databases, embeddings, semantic search
- Fine-Tuning Expert: LLM fine-tuning, LoRA, QLoRA, PEFT, model optimization
Platform Specialists
- Salesforce Developer: Apex, Lightning Web Components, SOQL, governor limits
- Shopify Expert: Liquid templating, Storefront API, Shopify apps, checkout extensions
- WordPress Pro: WordPress themes, plugins, Gutenberg blocks, WooCommerce
- Atlassian MCP: Jira/Confluence integration via MCP, JQL, CQL queries
Specialized
- Legacy Modernizer: Legacy code modernization, migration strategies
- Embedded Systems: Embedded development, IoT, firmware, real-time systems
- Game Developer: Game development, game engines, graphics, physics
Workflow
- Debugging Wizard: Systematic debugging across all languages
- Fullstack Guardian: Implementing features across full stack
Skill Workflows
New Feature Development
- Feature Forge - Define requirements and spec
- Architecture Designer - Design system architecture (if complex)
- Fullstack Guardian + Framework Skills - Implement
- Test Master + Playwright Expert - Test comprehensively
- Code Reviewer - Review code
- Security Reviewer - Security review
- DevOps Engineer - Deploy
- Monitoring Expert - Add observability
Bug Fixing
- Debugging Wizard - Identify root cause
- Fullstack Guardian + Framework Skills - Fix
- Test Master - Add regression tests
- Code Reviewer - Review fix
- DevOps Engineer - Deploy
Code Review Process
- Code Reviewer - General code review
- Security Reviewer - Security-focused review
- Architecture Designer - Architectural review (if needed)
Legacy Code Analysis
- Spec Miner - Reverse-engineer specs
- Architecture Designer - Document architecture
- Code Documenter - Add missing documentation
- Security Reviewer - Security audit
Decision Trees
Language Selection
- Python Development → Python Pro
- TypeScript/JavaScript → TypeScript Pro / JavaScript Pro
- Go Services → Go Pro
- Systems Programming → Rust Engineer / C++ Pro
- iOS/macOS → Swift Expert
- Android → Kotlin Specialist
- Enterprise .NET → C# Developer
- Enterprise Java → Java Architect
- PHP Web → PHP Pro
- Database Work → SQL Pro
Backend Framework
- TypeScript API → NestJS Expert
- Python Django → Django Expert
- Python Async → FastAPI Expert
- Java Enterprise → Spring Boot Engineer
- PHP Modern → Laravel Specialist
- Ruby Web → Rails Expert
- .NET APIs → .NET Core Expert
Frontend Framework
- React Web → React Expert
- React SSR/SSG → Next.js Developer
- Vue Apps (TypeScript) → Vue Expert
- Vue Apps (JavaScript) → Vue Expert (JS)
- Angular Apps → Angular Architect
- Mobile (JavaScript) → React Native Expert
- Mobile (Dart) → Flutter Expert
Infrastructure & Cloud
- Container Orchestration → Kubernetes Specialist
- Infrastructure as Code → Terraform Engineer
- Cloud Architecture → Cloud Architect
- Database Performance → Postgres Pro / Database Optimizer
API Design
- GraphQL → GraphQL Architect
- REST API → API Designer
- Real-time → WebSocket Engineer
- Microservices → Microservices Architect
- MCP Integration → MCP Developer
Data & Machine Learning
- DataFrame Operations → Pandas Pro
- Big Data Processing → Spark Engineer
- ML Training Pipelines → ML Pipeline
- LLM Prompts → Prompt Engineer
- RAG Systems → RAG Architect
- Model Fine-Tuning → Fine-Tuning Expert
Platform Development
- Salesforce CRM → Salesforce Developer
- Shopify E-commerce → Shopify Expert
- WordPress Sites → WordPress Pro
- Jira/Confluence → Atlassian MCP
Testing
- E2E Browser Tests → Playwright Expert
- All Other Testing → Test Master
Operations
- CI/CD & Deployment → DevOps Engineer
- Observability → Monitoring Expert
- Reliability → SRE Engineer
- Resilience Testing → Chaos Engineer
- CLI Tools → CLI Developer
Skill Combinations
Common combinations for maximum effectiveness:
Full Feature Development
- Feature Forge + Fullstack Guardian + Framework Skills + Test Master + DevOps Engineer
Security-Focused Development
- Secure Code Guardian + Fullstack Guardian + Security Reviewer + Test Master
Performance Optimization
- Architecture Designer + Monitoring Expert + Framework Skills + Database Optimizer
Documentation Sprint
- Code Documenter + Spec Miner + Architecture Designer
Cloud-Native Development
- Kubernetes Specialist + Terraform Engineer + Cloud Architect + SRE Engineer + Monitoring Expert
API Development
- API Designer + GraphQL Architect + WebSocket Engineer + Microservices Architect
Mobile Development
- React Native Expert / Flutter Expert + API Designer + DevOps Engineer
Game Development
- Game Developer + C++ Pro + Performance Optimization + Graphics Programming
Legacy Migration
- Legacy Modernizer + Architecture Designer + Language Specialists + Test Master + Security Reviewer
Platform Engineering
- DevOps Engineer + Kubernetes Specialist + Terraform Engineer + Monitoring Expert + SRE Engineer
Embedded/IoT
- Embedded Systems + Rust Engineer / C++ Pro + Security Reviewer
Data & ML Pipeline
- Pandas Pro + Spark Engineer + ML Pipeline + Monitoring Expert
AI/LLM Development
- Prompt Engineer + RAG Architect + Fine-Tuning Expert + Python Pro
E-commerce Platform
- Shopify Expert + React Expert + API Designer + DevOps Engineer
CRM Development
- Salesforce Developer + API Designer + Security Reviewer + Test Master
Enterprise Java
- Java Architect + Spring Boot Engineer + Microservices Architect + DevOps Engineer
Modern Web App
- Next.js Developer / Vue Expert / Angular Architect + TypeScript Pro + API Designer + DevOps Engineer
Examples
Good Prompts
- "Help me design a microservices architecture for an e-commerce platform" → Microservices Architect + Architecture Designer
- "Implement user authentication in my NestJS API" → NestJS Expert + Secure Code Guardian
- "Debug this memory leak in my React app" → Debugging Wizard + React Expert
- "Review this code for security issues" → Security Reviewer
- "Set up monitoring for my FastAPI application" → Monitoring Expert + FastAPI Expert
- "Build a GraphQL API with subscriptions" → GraphQL Architect + WebSocket Engineer
- "Deploy a Python app to Kubernetes" → Kubernetes Specialist + Python Pro
- "Optimize PostgreSQL queries" → Postgres Pro + SQL Pro
- "Migrate from Angular to React" → Legacy Modernizer + React Expert
- "Create a CLI tool in Go" → CLI Developer + Go Pro
- "Set up chaos testing for microservices" → Chaos Engineer + Microservices Architect
- "Build a Next.js app with server components" → Next.js Developer + TypeScript Pro
- "Implement WebSocket chat" → WebSocket Engineer + API Designer
- "Terraform setup for AWS multi-region" → Terraform Engineer + Cloud Architect
- "Build a game engine in C++" → Game Developer + C++ Pro
- "Modernize legacy Java monolith" → Legacy Modernizer + Java Architect + Microservices Architect
Language-Specific
- "Write idiomatic Rust with async" → Rust Engineer
- "TypeScript generics for API client" → TypeScript Pro
- "Python type hints and protocols" → Python Pro
- "Go channels and concurrency patterns" → Go Pro
- "SwiftUI reactive patterns" → Swift Expert
- "Kotlin coroutines best practices" → Kotlin Specialist
- "Advanced SQL window functions" → SQL Pro
Framework-Specific
- "Spring Boot microservice architecture" → Spring Boot Engineer
- "Laravel API with queues" → Laravel Specialist
- "Rails with Hotwire and Turbo" → Rails Expert
- ".NET Core minimal APIs" → .NET Core Expert
- "Vue 3 Composition API patterns" → Vue Expert
- "Angular signals and standalone components" → Angular Architect
Infrastructure & Cloud
- "Kubernetes autoscaling and HPA" → Kubernetes Specialist
- "Multi-cloud Terraform modules" → Terraform Engineer
- "AWS serverless architecture" → Cloud Architect
- "PostgreSQL replication setup" → Postgres Pro
- "Database indexing strategy" → Database Optimizer
Specific Requests
- "Generate OpenAPI docs for my Django REST API" → Code Documenter + API Designer
- "Write Playwright tests for the login flow" → Playwright Expert
- "Analyze this legacy codebase and create a spec" → Spec Miner
- "Help me implement RBAC in NestJS" → NestJS Expert + Secure Code Guardian
- "Set up SRE practices and SLOs" → SRE Engineer + Monitoring Expert
- "Design MCP server for tool integration" → MCP Developer
- "Embedded firmware for IoT device" → Embedded Systems + Rust Engineer
Data & ML
- "Clean and transform CSV data with pandas" → Pandas Pro
- "Build a PySpark ETL pipeline" → Spark Engineer
- "Set up MLflow experiment tracking" → ML Pipeline
- "Design prompts for classification task" → Prompt Engineer
- "Build a RAG system with Pinecone" → RAG Architect
- "Fine-tune Llama 2 with LoRA" → Fine-Tuning Expert
Platform Development
- "Build Lightning Web Component for Salesforce" → Salesforce Developer
- "Create custom Shopify checkout extension" → Shopify Expert
- "Develop WordPress plugin with Gutenberg blocks" → WordPress Pro
- "Query Jira issues via MCP server" → Atlassian MCP