Creator of doophp, software developer and designer on multiplatform learning systems in China using Flex, ActionScript3, FMS, amfphp web services. Leng specialises in PHP, ActionScript 1.x/2.x/3.x, Flex, MySQL, HTML, MVC design patterns, and Ajax with jQuery development. Since the age of 15 Leng has been playing around with VB, C#, Java, FMS, C, C++, Python (not the snake!), linux and web servers. Practically speaking, he is a backend to frontend hacker.