Hi, I have gone through your REQUIREMENT. AND I AM SURE I CAN HELP YOU
I can help you in this as I have much EXPERIENCE in Asp.net, C#, MVC, JSON Web services , ATOM Web services.
Website designing/ website developing(Asp.net, C#, html, css) .server side scripting language(php) .wordpress
FOR FURTHER DISCUSSION PLEASE COME TO CHAT.
THANKS