As a software developer, Zach has a particular focus on design, interaction, usability, and user experience. He has over a decade of experience as an independent software consultant, and has worked exclusively with 3D input devices and VR/AR for several years. Zach has also developed several of his own software products. Starting in late 2014, he created Hover UI KitĀ, an open-source toolkit for building and designing VR/AR-friendly user interfaces. His most recent project is a VR app for making music and designing instruments, called EXA: The Infinite Instrument