Responsive UI Design for Pathology Lab App

I'm looking for an experienced UI designer to create a clean and professional user interface for a mobile app designed for patients of a pathology lab. The app will need to be compatible with iOS and Android platforms. It's imperative that the design is mobile responsive.

Key Functionality Requirements:
- Viewing Test Results
- Scheduling Appointments
- Accessing Medical Records
- Family Health Schedulers
- Integration with Health Apps for Workout Data
- Schedulers for Pharmacies, Medications, etc.

Ideal Skills and Experience:
- The app is going to be developed in Flutterflow - Design should be readily imported in flutterflow
- Proven experience designing user-friendly and engaging UIs for mobile applications
- Understanding of mobile responsive design principles
- Experience with designing for healthcare or medical applications would be a plus.
- Ability to incorporate feedback and iterate on designs to improve user experience.