React Native iOS/Android App Build

We are looking for an experienced React Native developer or mobile app development team to build and improve a production-ready application for both iOS and Android. The project includes responsive UI implementation, API integration, authentication, push notifications, backend connectivity, performance optimization, testing, and App Store / Google Play deployment. The ideal developer should have strong experience with React Native, JavaScript, TypeScript, Node.js, Firebase, REST APIs, Android development, and iOS development.