I have gone through the requirement, since it's a big project so you should use SCRUM METHODOLOGY , I am full time freelancer, I can do it. pls feel free to contact.
Relevant Skills and Experience
I have more than 13 yrs exp as Architect, Tech Lead, Developer in C#,Asp.net, MVC, VB.Net, XML, SQL server, WebAPI, Xamarin, WPF
Proposed Milestones
₹62500 INR - 5% token (after showing POC), 65% on delivery, 30% on your testing completion
Thanks