Hi,
i have completed android App that is similar to Whats App and half of your Requirement match with my Groupchat app i can show you it was using Web service API currently running sucessfully.
plus Advance Feature:
*Create Group.,
*Add number of person to any group
*send message, no file size limit
*display user info image,display notification
*you can give API to another provider through Webservice
* share photos,videos,Device Gallery
*great UI Design
I am a highly skilled Senior ASP.NET,C# /VB.NET developer with a strong background in building scalable, predictable, high-quality and high-performance experienced web applications on the Microsoft technology stack.
I possess 6+ years of experience in
Website Development :- C# ASP.Net(1.0,2.0,3.0,3.5), Ajax,VB.Net, JavaScript ,CSS, MOSS 2007, WSS 3.0, Web parts,Web Services, APIs.
Database :- Access ,SQL Server(2000,2005,2008) , SSIS , SSRS, My Sql 5,Oracle 10g.
Thanks