Android Development using tools: 1) - Eclipse 2) - Android Studio having following expertise 1) - MVC, Views, Lists 2) - Activities, Intents Layouts , 3) - Action Bars 4) - Fragments & Tabs with View Pagers 5) - SqLite Database 6) - File System 7) - Memory Management 8) - Multi Threading ,AsyncTask 9) - Preferences 10) - Animations, Customizations, UI’s 11) - Google Maps, Location Services 12) - Animations 13) - Extensible Messaging and Presence Protocol (XMPP) 14) - Services & Remote Database (JSON, XML)