I'm a android developer with 3.5 years of experience. Android Skill Set:- Volley - For transmitting data over network. Google Play Services - GCM (Google Cloud Messaging), LocationClient API. Google Cloud Messaging - to communicate with the device from the webserver. Google Maps API - to show user’s current location on a map, Routing, Reverse Geocoding. Open Street Maps - An openly licensed map of the world being created by volunteers using local knowledge, GPS tracks and donated sources RESTful - Representational State Transfer architectural style, used to build lightweight Web services SOAP - Simple Object Access Protocol for accessing web services JSON, XML - data-interchange format for client-server communication. SQLite - Lightweight database used by android. SpatiaLite - database that is optimized to store and query data that represents objects defined in a NFC & Host-based card emulation - software architecture that provides exact virtual representation of various electronic identity (access, transit and banking) cards using only software. Proguard - for code obfuscation. Mobile POS - To carry out Point of sale transactions on mobile. ISO 8583 message format & APDU - data-interchange format for Banking Switch and Smart Card application protocol.