Mr. Zeng chooses to work remotely since 2013. JavaScript is his primary language, he focuses on Front-end but also be good at backend cause he still has many years experiences of Java. He takes projects at UpWork or contacts the employer directly. On the UpWork, he got a lot of 5-stars from customers. As a developer, what he often think about is how to solve problems quickly and effectively by using tools and techniques. he always prefers to update his skills set to the latest. Writing the code is the last thing. how to design, is this doable? He has his ideas.