Urgent iOS & Android App

I need a complete mobile app built for both iOS and Android on an urgent timeline. The core idea and basic feature set are ready; what I now require is an experienced developer who can translate that vision into a polished, store-ready product as quickly as possible without sacrificing code quality... (Budget: ₹600 - ₹1500 INR, Jobs: Android App Development, API Integration, Flutter, iOS Development, Mobile App Development, Mobile App Testing, Progressive Web Apps, Project Management, React Native, Web Application Audit)