React Native Health App Development

I'm in need of a seasoned React Native professional for the creation of a health monitoring mobile application for both Android and iOS platforms.

Key Requirements:
- Expertise in React Native with a strong portfolio of mobile applications
- Knowledge of health monitoring app development
- Experience with cross-platform mobile app development (Android and iOS)
- Proficiency in integrating various health tracking APIs and SDKs

The app's primary function will be to monitor various health parameters. While specific features haven't been pinpointed, an understanding of common health monitoring functionalities and the ability to propose and implement these is essential.

Your proposal should demonstrate:
- Relevant experience in developing health-related applications
- Understanding of the health tech industry
- Ability to deliver a user-friendly, efficient and reliable mobile application
- Willingness to collaborate closely to refine and realize the project vision

Please include links to previous work, especially any health-focused apps, in your application.