Mobile Apps- J2ME & J2me polish based Cldc and midp2.0 development for blackberry, Android application development in java and using phonegap.Java, Jsp & Servlet (Web) , Struts 2.0 ,Google Web Toolkit (GWT) and EXT JS
Client side development- Ajax, XML, DHTML, PHP, Javascript
Databases - MySQL, Oracle, NoSQL
OS - Worked on Linux based servers (both deb and rpm based) , Mac OSX 10.6 snow leopard , and windows xp and 2000 server.
Payment APIs- Authorize.net, Credit card processing, Paypal