React Maternal Health App Development

I'm looking for an experienced developer to create a maternal health app using React. The app will include health tracking and educational resources, and needs to be deployed on Vercel.

Key Requirements:
- Node.js backend with API key security
- Firebase Auth integration for Google Sign-In, OTP authentication, and email/password
- Razorpay for ₹149/month subscription
- Supabase as the database
- Google Play deployment via Capacitor

Ideal Skills and Experience:
- Strong proficiency in React and Node.js
- Experience with Vercel deployment
- Familiarity with Firebase Auth and Razorpay
- Knowledge of Supabase and mobile deployment via Capacitor
- Prior experience in developing health-related applications is a plus