Cross-Platform Mobile App Needed

I have an idea ready to move from concept to the hands of users on both iOS and Android. The scope covers everything from the first line of code to store submission, so I need a developer who can handle design, front-end and back-end work, testing, and deployment in one rapid cycle... (Budget: ₹37500 - ₹75000 INR, Jobs: Android, Android App Development, Flutter, iOS Development, iPhone, Mobile App Development, PhoneGap, React Native)