I have very good experience in building enterprise level application in ASP.NET Web Form and WinForm both and the ability to deliver it with good build quality with a good amount of testing. Some of my sample projects are as per below.
Please note, This list only contains my freelance projects.
1) Stock Management System
Technical Stacks: ADO.NET WebForms C#, SQL Server
Project Description: This system allows users to Sales, Purchase, Master, etc. modules which are used to manage the stocks in the shops and provide complete billing and invoicing management system to them.
2) TTS: Toll Ticketing System
Tech. Stack: WinForms, C#, SQL Server, Hardware Integration
Description: This is system is installed at a toll booth where parking tickets or toll taxes are taken from the vehicle owner. This system is integrated with a camera and the camera is able to read the number automatically and decide the vehicle type and price for the ticket. This is a fully automated system with various logic and reports.