Hamza S.

🌟 Senior React Native Developer | Mobile App Specialist (iOS & Android) | Expo Go Hi there 👋 I’m Hamza Shabbir, a senior React Native developer with over 5 years of hands-on experience building, scaling, and leading production-grade mobile applications. Throughout my career, I’ve worked on FinTech, remittance, recruitment, and utility applications—transforming complex business requirements into sleek, high-performing, and user-friendly mobile experiences. 💼 A Few Projects I’ve Worked On and are live ✅ TETRAD—A global remittance app that makes it easy to send money internationally, especially GBP → NGN transfers, with real-time tracking and secure transactions. ✅ SimlessPay—A fee-free remittance platform focused on GBP → NGN transfers, built with Firebase and Redux Toolkit for reliability and speed. ✅ Various utility and recruitment apps, where I handled everything from UI design and API integration to app publishing in both stores. ⚙️ My Tech Stack • Languages & Frameworks: React Native, Expo, TypeScript, JavaScript • State Management: Redux Toolkit, Redux Toolkit Query • Storage & Validation: Async Storage, Formik, Yup • Backend & Auth: Firebase (Auth, Firestore, Cloud Functions, Messaging) • Animations & UI: React Native Reanimated, React Navigation, Gesture Handler • Tools: Expo Go, Android Studio, Xcode 💡 Why Clients Like Working With Me ✅ Clean and well-structured code ✅ Great attention to UI details and app performance ✅ Quick communication and consistent progress updates ✅ Strong problem-solving approach ✅ Focus on long-term app stability, not just quick fixes If you’re looking for someone reliable who can build your mobile app from scratch or improve your existing one, I’d be happy to help. I take pride in understanding what the client actually needs and turning it into a smooth, production-ready app. Let’s connect and discuss your idea!