Hello,
I read your job description and you need convert your Xcode IOS app into Xamarin ,I can help you in it because ,
I am Mark and i have 5+ year of experience in Web and Mobile development ,I am Works in ASP.NET ,Android,IOS,Xamarin PHP and MVC CMS php frameworks,and also IONIC and Angular base application,
So i feel myself a better candidate for your project.
Thank you
Sincerely
Mark B.