Jack Chen

Senior Staff Software Engineer at Meta

San Francisco Bay Area

About

Impact-Oriented Technology Leader & Architect • Technical Vision: Spearheading 0-to-1 AI initiatives, specializing in LLMs, agentic workflows, and highly scalable distributed ML systems. • Execution & Scale: Proven track record of architecting core engines that drive multi-billion-user engagement and massive product growth. • Organizational Leadership: Fostering cross-org collaboration, designing agile team structures, and driving broader industry impact through active community mentorship.

Experience

  • Senior Staff Software Engineer at Meta
    Mar 2018 - Present · 8 yrs 4 mos

    Next-Gen AI Agents: Fund and lead AI-native teams to build Facebook's 0-1 agentic product experiences. Drive the end-to-end AI lifecycle, encompassing eval, memory, personalization, agent harness, post-training, and RL. Ranking & User Growth: Previously led ML innovations as an Uber TLM across core Notification Ranking and Experience teams. Architected end-to-end personalization systems and launched multiple 0-1 initiatives, driving multi-year, sustainable top-line growth for over 2B DAU.

  • Software Engineer Intern at Google
    May 2017 - Aug 2017 · 4 mos

    Working on Machine Learning projects to improve Search Ads Quality. Projects include Clustering with Graph Mining techniques, Active Learning, and Distributed Systems.

  • Software Engineer Intern at LexisNexis
    Aug 2016 - Dec 2016 · 5 mos

    Delivered ML solutions to 1) effectively identify duplicate profile in large scaled legal data base with limited training data and partial information, 2) extract Email signature for customer profiling.