Alex Velazquez (alejandro-publius)

UC Berkeley Computer Science Student from San Diego, CA

Berkeley, California, United States
Website
GitHub

PayPal AI Hackathon

Featured

Online

Build what’s next with PayPal and AI

$67,500 in prizes
Nov 12, 2026 03:00 PM EST to submit
29650 participants

EthnoHack

Online

Data Hackathon on Ethnopharmacology and Health

€8,000 in prizes
Nov 08, 2026 04:00 AM EST to submit
345 participants

Codex x TwitchCon Hackathon

Online

Build for streamers and their community on Twitch with OpenAI Codex. $25,000 in prizes, and the top 5 are shown on the Codex Booth stage at TwitchCon.

$25,000 in prizes
Winners TBD
2221 participants

Qloo Agentic Hackathon

Online

Agents, but with taste.

$25,000 in prizes
Winners TBD
2991 participants

Life After Code

Online

The path to production at the speed of imagination

$45,000 in prizes
Winners TBD
3319 participants

Build, Ship, Shape: Amazon Developer Hackathon

Online

Build across Amazon Devices and shape what's next.

$138,000 in prizes
Winners TBD
35467 participants

UnivaBio ($40,000 in prizes)

Online

Biology needs builders. UnivaBio brings students worldwide together to build tools that make healthcare smarter, earlier, and more accessible.

Non-monetary prizes
Winners TBD
933 participants

OneAquaHealth IEEE Global Hackathon

Online

Healthy Waters Healthy Ecosystems.Healthy Communities

$3,500 in prizes
Winners TBD
1358 participants

RevenueCat Shipaton 2026

Online

Ship apps and start making money.

$740,000 in prizes
Winners announced
28561 participants

Build with DataHub: The Agent Hackathon

Online

Build AI agents with DataHub's open-source Context Platform.

$20,500 in prizes
Winners announced
3052 participants

OpenAI Build Week

Online

Join a global week of building with Codex

$100,000 in prizes
Winners announced
46664 participants

UC Berkeley AI Hackathon 2026

Berkeley, CA, USA

Come join us at the world's largest AI Hackathon hosted by the team behind Cal Hacks!

$96,700 in prizes
Jun 20 – 21, 2026
1082 participants