Nat McCully worked at Claris Corporation and Apple Computer in Japanese product development, specializing in text layout, from 1991 to 1998. He then joined Adobe Systems as the lead engineer for the Japanese version of InDesign, implementing text composition and Japanese publishing workflow features. He has worked on Flash, AIR, RMSDK, and advised the teams on Photoshop, Illustrator, and Adobe Text Engine (ATE). He now works with the Spark and the XD teams on worldwide extensibility and text-layout enhancements for Japan. McCully also participates in the W3C CSS Working Group and is contributing to the JLReq v2 as a Task Force member.