David Barrett. He started programming at the early age of 6 and has been aspiring to become an expense report magnate ever since. He attended the University of Michigan where he worked in a virtual reality lab before moving to Texas to render 3D graphics engines for the video game industry. Next, he moved to California to join Travis of Uber in building a peer-to-peer file transfer technology called Red Swoosh, which was acquired by Akamai in 2007.