# Andrew Gao

![Andrew Gao](/resources/cognition/portraits/andrew-kean-gao.webp)

Cognition, Sequoia, Stanford  
Stealth  
Stanford, California, United States

## At Cognition

- Role: Former Human Software Engineer (Engineering)
- Joined: Jan 2025
- How they joined: Directly
- Before Cognition: Summer Analyst, Sequoia Capital

## Identity
- LinkedIn: https://www.linkedin.com/in/andrewgao22
- X: @itsandrewgao
- GitHub: https://github.com/andrewgcodes
- Website: https://andrew.md/

## Notes
- Public headline says "Cognition, Sequoia, Stanford". (https://www.linkedin.com/in/andrewgao22)
- Personal website: https://andrew.md/; this comes from the profile summary and preserves the person's own positioning. (https://www.linkedin.com/in/andrewgao22, https://andrew.md/)
- Previous roles include Human Software Engineer at Cognition; Venture Partner at Contrary; Summer Analyst at Sequoia Capital; Software Engineer at Etched; Software Engineering Intern at Pika; Software Engineer at Exa; Software Engineering Intern at LangChain; ML Research Intern (comp bio focus) at San Diego Supercomputer Center. (https://www.linkedin.com/in/andrewgao22)
- Education history includes Bachelors, Computer Science, Stanford University; Canyon Crest Academy; Master of Science, Computer Science, Stanford University. (https://www.linkedin.com/in/andrewgao22)
- Location is Stanford, California, United States. (https://www.linkedin.com/in/andrewgao22)

## Experience
- Founding Engineer at Stealth - San Francisco Bay Area (May 2026 - Present)
- Human Software Engineer at Cognition (Jan 2025 - Apr 2026): First intern, engineer
- Venture Partner at Contrary (Oct 2023 - Mar 2026)
- Summer Analyst at Sequoia Capital - Menlo Park, California, United States (Jul 2024 - Sep 2024)
- Software Engineer at Etched (Jun 2024 - Jun 2024): Contract
- Software Engineering Intern at Pika (May 2024 - Jun 2024)
- Software Engineer at Exa (Apr 2024 - Jun 2024): Contract
- Software Engineering Intern at LangChain (Sep 2023 - Nov 2023): Building infrastructure for finetuning of large language models
- ML Research Intern (comp bio focus) at San Diego Supercomputer Center - San Diego (Sep 2018 - Nov 2023): ML-based QSAR models for molecular parameter prediction
3 first-author peer-reviewed journal publications
- Neo Scholar Finalist at Neo (Sep 2023 - Oct 2023)
- Software Engineering Intern (AI for Bio) at 4Catalyzer (Jun 2023 - Aug 2023): Reported directly to Jonathan Rothberg, winner of the National Medal of Technology and Innovation from President Obama.
Lived on a research yacht for two months sailing in Southeast Asia.
4Catalyzer is the incubator for Butterfly Technologies, Hyperfine, QuantumSi, and other biotech startups.
- Z Fellow at First Text (Jan 2023 - Jan 2023)
- Co-Captain at iGEM (Sep 2019 - Sep 2022): CCA iGEM team member, served as co-captain for a year
- Atlas Fellow at Open Philanthropy (Aug 2022 - Aug 2022): AI and rationality focused fellowship
1.6% acceptance rate
- Robotics Engineer at FIRST (Aug 2018 - Aug 2022): Team captain and engineer (First Tech Challenge)
- Data Science Intern at Sapient (Jul 2021 - Aug 2021): Metabolomics profiling startup
- Summer Researcher (Biochemistry) at SSP International (Jun 2021 - Aug 2021): Fungal inhibitor design at SSP
- Software Engineering Intern at Scripps Research (Jun 2020 - Aug 2020): Su Lab. Wrote software for disease-gene network visualization and other tasks

## Education
- Stanford University - Bachelors, Computer Science
- Canyon Crest Academy: Public school in San Diego
- Stanford University - Master of Science, Computer Science: Did not complete

## Sources
- https://www.linkedin.com/in/andrewgao22
- https://github.com/andrewgcodes
- https://x.com/itsandrewgao
- https://agao.substack.com/archive
- https://andrew.md/
- https://www.linkedin.com/in/shizhehe?miniProfileUrn=urn%3Ali%3Afsd_profile%3AACoAAC_vlbIBXLgyWoyTBZMmjpSll0-ZkdRv3q8
- https://www.linkedin.com/in/jefflinwang?miniProfileUrn=urn%3Ali%3Afsd_profile%3AACoAAAIU70ABoq4f17O2Fls4IOq5yGVjaa1us0c
- https://www.linkedin.com/in/andrewgao22?miniProfileUrn=urn%3Ali%3Afsd_profile%3AACoAACtoa4ABGbCVo54zqo_x7ekxHPpHEcojmbM


Researched with Autumn (https://www.autumn.ai) from public sources. Updated 2026-11-04. Profile: https://www.autumn.ai/resources/cognition/people/andrew-kean-gao · Everyone at Cognition: https://www.autumn.ai/resources/cognition/people