Secure Fiat Wallet App Development

I'm looking for an experienced Android developer to create D Wallet, a secure fiat currency wallet app. The app should include: - OTP login via SMS - Wallet management (deposits/withdrawals) - Support... (Budget: ₹1500 - ₹12500 INR, Jobs: Agile Development, Android, API Integration, iPhone, Mobile App Development, PHP, Software Development, Version Control Git)