Hello,
I hope you are looking for a project where angular would be dealing with frontend and .net is over backend.
the requirement description seems challenging.
I got experience with following languages.
Backend: Asp.net, Asp.net Core, Asp.net MVC, WebAPI, Python, Node, Express
Frontend: Angular, Javascript,React, jquery, Ajax, Bootstrap, Flexbox, HTML5, CSS
Databases: Mongodb, Postgres, graphQL, Firebase, NoSql, Couch
Mobile : React Native, Angular, React-native, Swift
Repositories : Bitbucket, Github,
looking forward to work with you over this project.