Need apple store checkout integrated in react native app

I am looking for a developer who can integrate the Apple Store checkout into my React Native app. The app will be compatible with iOS devices. I have existing design mockups for the checkout process.

Functionalities that I want incorporated into the checkout process include:
- Subscription checkout using the React Native In App Purchase library
- Multiple payment options
- Promo code application
- Guest checkout

Ideal skills and experience for this job include:
- Proficiency in React Native and iOS development
- Experience with integrating Apple Store checkout
- Familiarity with the React Native In App Purchase library
- Strong understanding of mobile app design and user experience

If you have the necessary skills and experience, please provide examples of similar projects you have worked on.