Josh Hartman currently leads the ML infrastructure team at LinkedIn and is responsible for the Pro-ML platform, which is an opinionated framework for industrial AI. The platform encompasses model creation and training pipelines for a variety of model classes, a feature store, a model cloud for hosted inference, and a health assurance suite to ensure the system is functioning correctly on an ongoing basis. Before leading ML infrastructure, Josh was the first architect for the systems that powered AI for LinkedIn's feed and notifications systems. Josh then led the Careers AI organization, where his team introduced the first DL ranking model at LinkedIn to recruiter-search. In his free time, Josh enjoys playing with his three young kids and lifting weights.