Hearing Aid Fitting Desktop Application Development

I'm looking for an experienced software developer to create a Windows-based desktop application for calibrating and adjusting hearing aids. The application should have a professional and detailed user interface.

Key features of the application will include:
- Calibration and adjustment capabilities for various hearing aid models
- A comprehensive, easy-to-navigate professional interface

Ideal candidates will have:
- Extensive experience in desktop application development, particularly for Windows
- A strong portfolio of professional, detailed UI designs
- Experience in the hearing aid industry, or with similar calibration software, will be a significant advantage.

Please provide examples of your previous work that align with this project.