Medical web site Backend Development

I'm seeking an experienced developer to build a backend for a medical fields project. The frontend is developed using React.js and the backend needs to be built using ASP.NET.

Essential Functionalities:
- User Authentication: Implement basic authentication.
- Data Storage & Retrieval: Manage patient records, appointment information, and medical history files.
- API Integration: Connect with other medical services.

Ideal Skills & Experience:
- Proficiency in ASP.NET
- Experience with backend development for medical or healthcare applications
- Strong understanding of data security and user authentication
- Familiarity with React.js for potential integration tasks