Zhuo Qingliang (KDr2 online) works for paodingai, a fintech start-up in China that is dedicated to improving the financial industry using AI technologies. He has over 10 years' experience in Linux, C, C++, Java, Python, and Perl development. He is interested in programming, consulting, and participating in, and contributing to, the open source community (which naturally includes the Julia community). He maintains a website, KDr2, where you can find out more about him.