Hello,
Xamarin application is my core expertise. I have more than 2+ years of experience in Mobile Development using Xamarin application as well as more than 8+ year of experience in .Net framework, Sql Server, web and windows application development and design.
Currently, I am working on Xamarin platform for developing android & iOS app for Drivers in Courier & shipment domain. I can share your screenshots of projects which I have worked on xamarin platform as most of work are under Client's DNA so not able to share any APk or app with you .
I have worked on both online and offline mode of Android application developed in xamarin platform. For mobile devices we use SQLite and for client site we use Sql Server.
I have also attached the screen shot of xamarin application.
As well as I have more than 4+ year of experience in Android and IOS application, development. I have worked on many projects like Courier Application, Warehouse Application, ERP Application, point of sale application, Mobile recharge application, E-commerce application development. I can share your screenshots of projects which I have worked on Android application. I have also a creative designer.
Share your skype id for further discussion or share your requirement details so that I can provide you time & cost estimation