Hello
We have gone thru your Project description and we can develop this API as per your requirements. We have a team of experienced .net resources those can provide you the solution accordingly.
Please get connected over the chat for further discussion to start the work ASAP.
About us: We are a software solutions firm having more than 20 years of experience in .NET Development with hands on experience in all .NET related technologies.
Highlights of our expertise are : Web and Windows development using ASP.Net, MVC, C#, WPF, WCF, SQL server, WebAPI, JQuery, Bootstrap, XML etc.
Thanks