# Dawid - React Native Developer

## About
React Native Developer from Katowice, Poland, specializing in mobile app development with extensive experience in TypeScript, JavaScript, Swift, Objective-C, Kotlin, and Java.

## Services Offered

### React Native App Optimization
- Performance optimization for existing React Native applications
- Code refactoring and architecture improvements
- Bundle size optimization and startup time reduction
- Memory leak detection and resolution

### New Features Implementation
- Custom feature development for React Native apps
- Integration of third-party services and APIs
- UI/UX implementation following platform guidelines
- Cross-platform feature development

### React Native Consultations
- Technical architecture consulting
- Code review and best practices guidance
- Technology stack recommendations
- Project planning and development strategy

### Native Modules Expertise
- Custom native module development for both vanilla React Native and Expo
- Bridge development between React Native and native iOS/Android code
- Examples of implemented modules:
  - Network operations modules
  - App Clip functionalities implementation
  - Third-party native package integrations
  - Custom audio player and recorder modules

## Technical Expertise
- **Primary**: React Native, TypeScript, JavaScript
- **Native Development**: Swift, Objective-C (iOS), Kotlin, Java (Android)
- **Platforms**: iOS, Android
- **Frameworks**: Expo, vanilla React Native
- **Specialties**: Native module development, performance optimization, cross-platform development

## Keywords
React Native developer, mobile app development, iOS development, Android development, TypeScript, JavaScript, native modules, app optimization, freelance developer, Poland, Katowice, mobile consultant, React Native expert, cross-platform development, native bridge development, Expo developer

## Contact
Available for freelance React Native development projects and consultations.

- LinkedIn: https://www.linkedin.com/in/dawid-zawada/
- Twitter/X: https://x.com/dawidzawadadev
- GitHub: https://github.com/dawidzawada

## Location
Katowice, Poland (available for remote work)