Patrick is happiest when building the most efficient architecture to reliably scale complex systems. He is responsible for the innovation and evolution of SigOpt’s products, and for evangelizing the value they bring to our customers. Prior to SigOpt, Patrick led engineering efforts at Foursquare to develop passive local recommendations and supported a team that build a more scalable approach to user growth experimentation. Before Foursquare, Patrick was a software engineer at Facebook and Wish responsible for building systems that scaled to tens of millions of users. Patrick holds a Bachelor of Mathematics in Computer Science and Pure Mathematics from the University of Waterloo.