.NET Framework 1.1 and higherADO.NET 2003 and higheriPhone Programming OS 2.1 and higherASP.Net 1.1 and higherC#,VB.net,F#JavaObjective CData StructuresData ModellingCSSAndroidBlackberry Worked for MNC and designed complex engineering systems.Developed top mobile apps on android and IOS platforms.Delivered complete enterprise solution for small to large web platforms.