Keith Adams has served as Chief Architect at Slack for three years of hypergrowth in usage, revenue, codebase, and headcount. As Chief Architect he assists engineers and other tech leaders with technology selection, build/buy decisions, capacity planning, project slicing and sequencing, and large-scale system design. Prior to Slack, he held senior engineering positions at Facebook (2009-2015) and VMWare (2000-2009). He holds 12 US patents in computing.