Jack XuDr. Jack Xu has a PhD in theoretical physics. He has over 20 years programming experience in Basic, Fortran, C, C++, R, Python, Matlab, C#, and WPF, specializing in numerical computation methods, algorithms, physical modeling, computer aided design tols, graphical user interfaces, 3D graphics, and database systems. In recent years, he works as a quantitative analyst and developer on Wall Street and is responsible for quantitative analysis, back-testing, trading strategy development, and real-time trading system design and implementation. Read More Read Less