Gaku has held leadership roles in some of the most prominent technology firms in Silicon Valley, driving engineering of services that run on a massive scale. Prior to founding MODE, he was Director of Engineering at Twitter. Earlier, he led the team that launched Google Maps in Japan and grew the service into a market leader. In his spare time, Gaku is an avid cyclist, electronics tinkerer and collector of vintage personal computers.

Ethan is a software architect, coder, and engineering leader. He played a pivotal role as the first engineering recruit at ONElist, contributing to the creation of one of the Internet's earliest social networks. He went on to become the tech lead of Yahoo Groups, where he supervised both development and operations. In his leisure time, Ethan enjoys travel and photography, and as well as being a supporter of San Francisco's local sports teams.