Calvin was Co-founder and CTO of Segment, until it was acquired by Twilio in November 2020. Prior to that, he studied CS at MIT. Since then, he's spent time working with USDR, as a Visiting Partner at YC, and launching Codex at OpenAI. He's currently exploring new ideas in AI. Outside of work, Calvin mostly spends his time with family and running the trails of Marin.
