Joey Koh (codejoey)

Product Engineer, Electrical Eng., ML pipelines, Consultant, Idea Thrower, Team Facilitator

Sydney, New South Wales, Australia
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Build with Gemini XPRIZE

Featured

Online

$2,000,000 in prizes. Build with Gemini. Ship products that impact the world.

$2,000,000 in prizes
Aug 17, 2026 04:00 PM EDT to submit
11234 participants

World’s Largest Hackathon presented by Bolt

Online

Build with AI for a shot at some of the $1M+ in prizes.

$1,037,500 in prizes
Winners announced
128398 participants

ElevenLabs x 16z Worldwide Hackathon

Greater London, United Kingdom

ElevenLabs and a16z are holding a worldwide AI agents hackathon. We will bring together the world's best builders at 9 in-person + online events simultaneously. Feb 22-23 2025

$92,247 in prizes
Feb 21 – 24, 2025
834 participants

Google AI Hackathon

Online

Build a creative app that uses Google’s Generative AI tools. Push the boundaries of what Gen AI apps can do with Gemini!

$50,000 in prizes
Winners announced
15482 participants

DeveloperWeek 2024 Hackathon

Oakland, CA, USA

Join the nation's largest challenge-driven in-person and online hackathon @ DeveloperWeek 2024!

$63,124 in prizes
Feb 5 – 23, 2024
1980 participants

DevOps for GenAI SF

San Francisco, CA, USA

Collaborating to bring GenAI into our orgs

$10,000 in prizes
Feb 22, 2024
16 participants

TreeHacks 2024

Stanford, CA, USA

The largest collegiate hackathon in the U.S.

$213,100 in prizes
Feb 16 – 18, 2024
1123 participants

MIT Reality Hack 2024

Cambridge, MA, USA

The XR Hackathon

$40,400 in prizes
Jan 27 – 28, 2024
446 participants

ELC Accessible Beauty Hackathon

Online

Ideate or develop an inclusive technology solution that enhances accessibility in the beauty industry and/or a consumers beauty experience

$61,500 in prizes
Winners announced
2289 participants

Hack Devpost - The hackathon

Online

Help hackathons get better for everyone

$3,500 in prizes
Winners announced
1293 participants

TreeHacks 2023

Stanford, CA, USA

Stanford University's Premier Hackathon - Join us to build apps, machines, and communities on Stanford Campus.

$133,080 in prizes
Feb 17 – 19, 2023
1033 participants

Miami Hack Week 2023

Miami, FL, USA

10 Houses, $50K+ in prizes, 6 days

$110,500 in prizes
Feb 1 – 3, 2023
137 participants

Snap AR Lensathon

Online

Create the Future Now

$200,000 in prizes
Winners announced
2988 participants

ARCore Geospatial API Challenge

Online

Make the world your canvas with the ARCore Geospatial API!

$50,000 in prizes
Winners announced
1080 participants

MIT Reality Hack 2023

Cambridge, MA, USA

The World's VR/AR Hackathon

$13,200 in prizes
Jan 15 – 16, 2023
309 participants

Devs Unleashed

Online

Ready to make work fun again? Unleash your creativity by building a game leveraging data from Atlassian SAAS products in fun + interesting ways using Atlassian Forge and REST APIs

$95,300 in prizes
Winners announced
1321 participants

Design-a-thon

Online

Calling designers and developers to work together to create amazing hacks!

Non-monetary prizes
Winners announced
209 participants

AR Theater Hackathon

Göttingen, Germany

Develop AR applications to help theaters surtitle their play in spectator's languages.

Non-monetary prizes
Jul 28 – 30, 2022
62 participants

MIT Bitcoin Expo 2022 - Breaking Through Hackathon + Pitch Contest

Online

Welcoming Hackers, Developers and Entrepreneurs from Around the Globe

$73,000 in prizes
Winners announced
458 participants

Graph For All Million Dollar Challenge

Online

Solve real problems with graph technology!

$1,020,000 in prizes
Winners announced
1532 participants

MIT Reality Hack 2022

Cambridge, MA, USA

The World's VR/AR Hackathon

$12,000 in prizes
Mar 25 – 26, 2022
229 participants

Reality Hack 2022 - Hacking the Hack

Cambridge, MA, USA

Hacking the Hack at RH2022

Non-monetary prizes
Mar 26, 2022
29 participants

Berkeley Blockchain Hackathon

Berkeley, CA, USA

Take your DeFi project from 0 to 1 in a single weekend. $20k in prizes and attendance from top VCs.

$20,000 in prizes
Mar 18 – 20, 2022
103 participants

Blockathon

Haymarket, Australia

Build exciting projects in the fast rising Blockchain tech space

$10,000 in prizes
Mar 18 – 20, 2022
37 participants