Business Application Development with React and ASP.NET

I'm looking for a skilled developer or a team to help me create a business application using React for the frontend and ASP.NET for the backend.

Key Responsibilities:
- Implement a secure User Authentication system
- Develop a comprehensive Web API
- Build a robust SQL-based database to support the application

Required Skills:
- Proficiency in React and ASP.NET
- Experience in building business applications
- Strong understanding of SQL databases
- Knowledge in creating Web APIs
- Ability to implement user authentication systems

Please provide examples of similar projects you've worked on in your proposal.