ASP.NET Web App & Xamarin Mobile Development

I'm looking for a seasoned professional to develop a web application using ASP.NET, a mobile app using Xamarin, and a Microsoft SQL Server database for my business.

Web Application Features:
- Duty Slip with QR Code and Verify Process
- Excel Upload for Creating Duties
-Complete Software Study and Change Other

Mobile Application Features:
- Displaying Duty Slips

Ideal Skills:
- Proficiency in ASP.NET, Xamarin, and Microsoft SQL Server
- Experience in developing e-commerce web applications
- Knowledge of QR code integration
- Expertise in mobile app development and data analytics

Please provide examples of similar projects you have completed in your bid.