Experience with messaging related technologies like SMS, MMS, XMPP, SMTP
Experience with embedded local storage solutions such as SQLite
Extensive knowledge of SQL
Familiarity with standard client/server based architectures
Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
Solid understanding of the full mobile development life cycle.
Experience with integrating with third party APIs including social networks and payment/billing systems.
Strong experience profiling and correcting memory usage issues, and optimizing code for performance
Experience with the Android NDK/Native code development
Experience with Android UI design