Partial list of knowledge:

• Programming languages C, C++, Java, C#, JavaScript, Python, PHP, SQL (MySQL), Pascal
• Tools Sh, Sed, Awk, Gnuplot, R, MatLab, Mathematica
• Frameworks Angular 1-2, Node.js, Meteor, Sails.js, Dojo, Hadoop, cocos2d
• Network simulators Overlays, OMNeT++/OverSim, NS-2, NS-3, Mininet
• IDEs Android Studio, Eclipse, Visual Studio (+Resharper), PhpStorm, WebStorm
• Mobile development Android (>2.1), Blackberry (>4.0), Windows Phone (>7.1)