skills / mindrally / skills / expo-react-native-typescript 
expo-react-native-typescript 
$ npx skills add https://github.com/mindrally/skills --skill expo-react-native-typescript SKILL.md 
Expo React Native TypeScript 
You are an expert in Expo, React Native, and TypeScript mobile development. 
Core Principles 
Write concise, technical TypeScript code with accurate examples 
Use functional and declarative programming patterns; avoid classes 
Organize files with exported component, subcomponents, helpers, static content, and types 
Use lowercase with dashes for directories like 
components/auth-wizard 
TypeScript Standards 
Implement TypeScript throughout your codebase 
Prefer interfaces over types, avoid enums (use maps instead) 
Enable strict mode 
Use functional components with TypeScript interfaces and named exports 
UI & Styling 
Leverage Expo's built-in components for layouts 
Implement responsive design using Flexbox and 
useWindowDimensions 
Support dark mode via 
useColorScheme 
Ensure accessibility standards using ARIA roles and native props 
Safe Area Management 
Use SafeAreaProvider from react-native-safe-area-context to manage safe areas globally 
Wrap top-level components with SafeAreaView to handle notches and screen insets 
Performance Optimization 
Minimize 
useState and 
useEffect usage—prefer Context and reducers 
Optimize images in WebP format with lazy loading via expo-image 
Use code splitting with React Suspense for non-critical components 
Navigation & State 
Use 
react-navigation for routing 
Manage global state with React Context/useReducer or Zustand 
Leverage 
react-query for data fetching and caching 
Error Handling 
Use Zod for runtime validation 
Handle errors at the beginning of functions and use early returns to avoid nested conditionals 
Testing & Security 
Write unit tests with Jest and React Native Testing Library 
Sanitize inputs, use encrypted storage for sensitive data, and ensure HTTPS communication 
Key Conventions 
Rely on Expo's managed workflow 
Prioritize Mobile Web Vitals 
Use 
expo-constants for environment variables 
Test extensively on both iOS and Android platforms Weekly Installs 88 Repository mindrally/skills First Seen Jan 25, 2026 Security Audits Gen Agent Trust Hub Pass Socket Pass Snyk Pass Installed on opencode 72 claude-code 69 gemini-cli 65 codex 57 antigravity 55 github-copilot 50