Hassan Kandeel

React Native Developer | High-Quality Mobile Apps for Real Businesses
I’m a React Native developer with 7+ years of experience in mobile development and 2+ years in backend development Node.js also firebase and AWS (Amplify) and Graphql, helping startups and companies turn ideas into scalable, high-performance mobile applications.
I’ve delivered production apps across Fintech, Health & Fitness, E-commerce, Social Media, Education, and Sports, handling everything from MVPs to long-term feature development and performance optimization.
What I can help you with
📱 Cross-platform mobile apps (iOS & Android) using React Native + TypeScript
🔌 API integrations (REST, third-party services, wearables, payments, analytics)
🔐 Secure authentication & data handling (tokens, encryption, offline storage)
⚡ Performance optimization (memory leaks, startup time, smooth UI/UX)
🎨 Pixel-perfect UI implementation from Figma / design specs
🔄 State management (Redux, MobX) & clean architecture
🧪 Bug fixing, refactoring, and polishing existing apps
Why clients work with me
Clean, maintainable, and well-structured code
Strong communication and reliable delivery
Full understanding of frontend + backend data flow
Comfortable working in agile teams or independently
Focused on long-term quality, not quick hacks
Whether you’re closing an MVP, integrating complex APIs, or scaling an existing app, I can step in and deliver with confidence.