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Bohan Zhang

OpenAI data infrastructure engineer and OtterTune co-founder

Bohan Zhang is a member of technical staff at OpenAI, working on data infrastructure. His interests include large-scale data systems, machine learning, and their intersection.

He co-founded OtterTune with Andy Pavlo and Dana Van Aken, turning CMU research into an automated database tuning service. He holds a computer science degree from Peking University and a master’s in computational data science from Carnegie Mellon University.

Elsewhere

  • Scaling Postgres to the next level at OpenAI

    By Bohan Zhang In Database 3167 words 7 min

    Bohan ZhangPostgreSQLCodexPerformanceArchitecture

    Scaling Postgres to the next level at OpenAI

    At PGConf.Dev 2025, Bohan Zhang from OpenAI shared a session titled Scaling Postgres to the next level at OpenAI, giving us a peek into the database usage of a top-tier unicorn. “At OpenAl, we’ve proven that PostgreSQL can scale to support massive …

    At PGConf.Dev 2025, Bohan Zhang from OpenAI shared a session titled Scaling Postgres to the next level at OpenAI, giving us a peek into the database usage of a top-tier unicorn. “At OpenAl, we’ve proven that PostgreSQL can scale to support massive …