Need C# Expert for Windows form GUI

I am looking for a C# expert to help me with a Windows form GUI project. The ideal freelancer will have the following skills and experience:

Functionality:
- Data entry and validation
- File management and manipulation
- User authentication and security

Aesthetic design:
- Modern and minimalist
- Classic and traditional
- Colorful and vibrant

Forms:
- The number of forms needed for the Windows form GUI is yet to be determined.