# Joshua Koo

![Joshua Koo](/resources/cognition/portraits/joshua-koo.webp)

![Joshua Koo 2](/resources/cognition/portraits/joshua-koo.webp)

Chief of Staff, APAC (Korea) at Cognition | Stanford CS + Math, varsity coxswain | Investment Intern at CRV  
Cognition  
United States

## At Cognition

- Role: Chief of Staff, APAC (Finance/Ops)
- Joined: Jul 2026
- How they joined: Directly
- Before Cognition: Investment Intern, CRV
- Overlapped before Cognition with other Cognition people at: Stanford University (https://www.autumn.ai/resources/cognition/worked-together)

## Identity
- LinkedIn: https://www.linkedin.com/in/joshuaykoo
- X: @joshuaykoo
- GitHub: https://github.com/jkdreamr
- Website: https://joshuakoo.xyz/
- Domain: cognition.ai

## Notes
- Current role is Chief of Staff, APAC at Cognition (since Sep 2026), and his LinkedIn About says he is 'Currently leading Cognition's Korea efforts'. (https://www.linkedin.com/in/joshuaykoo)
- Joined Cognition as a GTM Engineer in Jul 2026 and was promoted to Chief of Staff, APAC about two months later in Sep 2026. (https://www.linkedin.com/in/joshuaykoo)
- On X (2026-07-25) he posted 'I should bring my Stanford teammates to come erg at the @cognition office lol'; days later (2026-07-28) he wrote 'Going to Korea in a couple days… anyone there?' and then 'Last call my schedule almost all filled up'. (https://x.com/joshuaykoo/status/2081932492236571072)
- Spoke as ALPHAG3N founder at The Wave Seoul 2023 (6/29/2023), covered by The Miilk as an 'Alpha generation' founder and blockchain/AI developer; an early tie to the Korean tech scene. (https://www.themiilk.com/articles/ac4554f99)
- Intern at Branch and Bound (CodeTree), Jul 2022-Sep 2023, a South Korean coding-education startup whose slogan translates to 'a coding study guidebook made by national team members' and which teaches 'from complete beginners to the International Information Olympiad'. (https://bouncewatch.com/company/branch-and-bound-codetree)
- USACO results list a 'USA | 2024 | Joshua Koo' (graduation year 2024, matching his Nueva class) scoring 1000 (perfect) in the January 2019 Silver contest and 771 in the January 2021 Gold contest. This is competitive-programming olympiad history, and. The match is on name and graduation year only. No ICPC, IOI-team or training-camp roster naming him or his teammates was found. (https://usaco.org/current/data/jan21_gold_results.html)
- On X (2026-10-07) he posted 'One-shotted a walkable 3D @Stanford boathouse with Devin.  Not too different from our actual one.', mixing his rowing life with dogfooding Devin. (https://x.com/joshuaykoo/status/2107840871521751491)
- On X (2026-09-25) he posted 'I don't use Cognition either. I use Devin.', his most-liked recent post (75 likes), playing on the product brand being better known than the company name. (https://x.com/joshuaykoo/status/2103630862038491294)
- A LinkedIn post (2026-07-23) about a 'Physical AI at NBA Summer League' activation in Vegas: 'Happy to have been part of this special project!... I think we're still in the early days of human-AI interaction in physical spaces.' (https://www.linkedin.com/posts/joshuaykoo_physical-ai-at-nba-summer-league-livex-activity-7485911937223147520-ncWP)
- Public headline says "CS & Math @ Stanford | Student Athlete". (https://www.linkedin.com/in/joshuaykoo)
- Cognition, his employer, signed a definitive agreement to acquire Windsurf (formerly Codeium) in July 2025, about a year before he joined; Windsurf has since been rebranded as Devin Desktop. Public sources do not show that he worked at Windsurf. (https://devin.ai/blog/windsurfs-next-chapter)
- Public headline says "CS & Math @ Stanford | Student Athlete". (https://www.linkedin.com/in/joshuaykoo)
- On X (2026-10-26) he posted 'Inspired by Devin VMs:' with a link. (https://x.com/joshuaykoo/status/2114732904337358893)
- Currently leading Cognition's Korea efforts.
Email: joskoo [at] stanford [dot] edu
X: @joshuaykoo; this comes from the profile summary and preserves the person's own positioning. (https://www.linkedin.com/in/joshuaykoo)
- Research at Pantera Capital, Feb-May 2025, described as 'Startups and writing'. (https://www.linkedin.com/in/joshuaykoo)
- Same USACO January 2019 Silver result: perfect 1000 score for 'Joshua Koo', USA, class of 2024. (https://usaco.org/current/data/jan19_silver_results.html)
- Currently leading Cognition's Korea efforts.
Email: joskoo [at] stanford [dot] edu
X: @joshuaykoo; this comes from the profile summary and preserves the person's own positioning. (https://www.linkedin.com/in/joshuaykoo)
- His personal site joshuakoo.xyz describes him as 'stanford cs + math, coxswain, investor, builder, musician' and links his GitHub (jkdreamr), Instagram and a SoundCloud (atkelix). (https://joshuakoo.xyz/)
- Previous roles include GTM Engineer at Cognition; Ecosystem Engineer at NEAR Protocol; Head of Growth at Stanford Blockchain Club; Operations Lead at Stanford Blockchain Club; Research at Pantera Capital; Organizer  at TreeHacks; Founder and CEO at Alphag3n; Intern at Branch and Bound (CodeTree). (https://www.linkedin.com/in/joshuaykoo)
- Organizer of TreeHacks (Oct 2024-Feb 2025), described on his profile as the 'Largest collegiate hackathon in North America'. (https://www.linkedin.com/in/joshuaykoo)
- Stanford Blockchain Club: Operations Lead Sep-Dec 2024, then Head of Growth Dec 2024-Sep 2025. (https://www.linkedin.com/in/joshuaykoo)
- Previous roles include GTM Engineer at Cognition; Ecosystem Engineer at NEAR Protocol; Head of Growth at Stanford Blockchain Club; Operations Lead at Stanford Blockchain Club; Research at Pantera Capital; Organizer  at TreeHacks; Founder and CEO at Alphag3n; Intern at Branch and Bound (CodeTree). (https://www.linkedin.com/in/joshuaykoo)
- Listed among AlphaStar Academy (math/CS competition prep) student accolades, next to other competition students; a name match only. (https://alphastar.academy/accolades/)
- Location is United States. (https://www.linkedin.com/in/joshuaykoo)
- Location is United States. (https://www.linkedin.com/in/joshuaykoo)

## Experience
- Chief of Staff, APAC at Cognition (Sep 2026 - Present)
- Investment Intern at CRV (Jun 2026 - Present): 
- DI Student Athlete, Varsity Men’s Rowing at Stanford Athletics (Oct 2025 - Present): Walk-on Coxswain
- GTM Engineer at Cognition - APAC (Jul 2026 - Sep 2026)
- Ecosystem Engineer at NEAR Protocol (Jun 2025 - Sep 2025): GTM eng and partnerships
- Head of Growth at Stanford Blockchain Club (Dec 2024 - Sep 2025)
- Operations Lead at Stanford Blockchain Club (Sep 2024 - Dec 2024)
- Research at Pantera Capital (Feb 2025 - May 2025): Startups and writing
- Organizer at TreeHacks (Oct 2024 - Feb 2025): Largest collegiate hackathon in North America
- Founder and CEO at Alphag3n (Sep 2022 - Sep 2024): Sponsored by Coinbase, Solana, and Polygon
- Intern at Branch and Bound (CodeTree) - Seoul, South Korea (Jul 2022 - Sep 2023)

## Education
- Stanford University - (Jan 2024 - Jan 2028)

## Sources
- https://www.linkedin.com/in/joshuaykoo
- https://x.com/joshuaykoo
- https://www.linkedin.com/in/joshuaykoo?miniProfileUrn=urn%3Ali%3Afsd_profile%3AACoAAE5zAO0Bz-BfcAcFK6NZNkkHQQdObU2VLZc
- https://api.github.com/users/jkdreamr/repos?per_page=100&sort=updated
- https://usaco.org/current/data/jan21_gold_results.html
- https://usaco.org/current/data/jan19_silver_results.html
- https://alphastar.academy/accolades/
- https://www.alphag3n.com/
- https://www.themiilk.com/articles/ac4554f99
- https://bouncewatch.com/company/branch-and-bound-codetree
- https://devin.ai/blog/windsurfs-next-chapter
- https://joshuakoo.xyz/
- https://github.com/jkdreamr
- https://x.com/joshuaykoo/status/2081932492236571072
- https://x.com/joshuaykoo/status/2107840871521751491
- https://x.com/joshuaykoo/status/2103630862038491294
- https://www.linkedin.com/posts/joshuaykoo_physical-ai-at-nba-summer-league-livex-activity-7485911937223147520-ncWP
- https://x.com/joshuaykoo/status/2114732904337358893
- https://github.com/jkdreamr/novumlabspitchdeck
- https://github.com/jkdreamr/kversation


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