React-Native Expert

I am looking for a React-Native expert to develop an app for me. The app needs to have the following features:
- Payment integration
- User authentication and registration
- Push notifications

The project has an immediate timeline of 1-2 weeks.

The app should be compatible with both iOS and Android platforms.

Ideal skills and experience for this job include:
- Strong proficiency in React-Native
- Experience with payment integration
- Knowledge of user authentication and registration
- Familiarity with push notification implementation

If you have the expertise and can deliver within the specified timeline, please submit your proposal.