I have experience in WinAPI, iOS and Android. I mostly work in and prefer to work in C++, Java and Objective-C.
Check out (or don't) some of my tutorials and coding : www.youtube.com/user/13I21I34.
Q&A for professional and enthusiast programmers
Q&A for people studying math at any level and professionals in related fields
Q&A for users of Mathematica
Q&A for professional, enthusiast and amateur photographers