Charlie Guo

Career path.

1. OpenAI

   Developer Experience Engineer

   Dec 2025 - Present
2. Artificial Ignorance

   Author

   Jan 2023 - Present
3. Pulley

   Staff AI Engineer

   Jun 2024 - Dec 2025
4. Crowdmade

   Founder/CTO

   May 2014 - Jun 2024
5. Andreessen Horowitz

   Technical Consultant

   Sep 2013 - May 2014
6. FanHero

   Co-Founder

   Jan 2013 - Sep 2013
7. Palantir Technologies

   Software Engineering Intern

   Jun 2012 - Sep 2012
8. Stanford University

   Teaching Assistant / Section Leader

   Apr 2011 - Jun 2013
9. ClassOwl

   Co-Founder & CTO

   Dec 2010 - Mar 2013
10. Jelli Inc

    Software Engineering Intern

    Jun 2010 - Sep 2010