Zell is a freelance web developer based in Singapore. He loves working on the web so much that he spends all his free time diving deep into tools and frameworks to find out the best ways to work with them. He then shares everything he learned on his blog. In addition, Zell authored Learning Susy and Automating Your Workflow with Gulp and has contributed to CSS Tricks, Sitepoint and Smashing Magazine. Zell is also a speaker at CSSConf.Asia.