David Stein
Principal AI Engineer @ServiceTitan, Previously ML Infra Tech Lead @LinkedIn
David Stein is a Principal AI Engineer at ServiceTitan, leading work on agent evaluations — predicting performance before release and monitoring success in production to bring engineering rigor to AI deployments. He also works on upgrading ServiceTitan's data platform for use by both humans and AI agents.
Before ServiceTitan, David was a tech lead on LinkedIn's machine learning platform team, where he led pioneering work on feature stores for collaborative ML development. Throughout his career, David has focused on making it easier for teams to build intelligent applications reliably at massive scale.
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Session
Moving Mountains: Migrating Legacy Code in Weeks instead of Years
Recently we've been working on migrating our enterprise reporting application to a modern open-source metrics store. Historically, large-scale legacy migrations have been some of the most challenging projects in software.
