Leandro Zubrezki (leandroz)

Founder at Sync2Sheets

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
18502 participants

RevenueCat Shipaton 2026

Online

Ship apps and start making money.

$740,000 in prizes
Winners announced
28590 participants

All Things Agentic Hackathon

Online

Ready, Set, Agent! Build next-generation agents that run in the background, handle the heavy lifting of massive datasets, and automate complex workflows asynchronously.

$180,000 in prizes
Winners TBD
12263 participants

Build with Gemini XPRIZE

Online

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

$2,000,000 in prizes
Winners announced
26404 participants

Gemini Live Agent Challenge

Online

Redefining Interaction: From Static Chatbots to Immersive Experiences

$80,000 in prizes
Winners announced
11819 participants

Gemini 3 Hackathon

Online

Build what's next

$100,000 in prizes
Winners announced
35508 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
129573 participants

Google Chrome Built-in AI Challenge

Online

Develop a web application or Chrome Extension that uses one or more Chrome built-in AI APIs to interact with integrated models such as Gemini Nano.

$65,000 in prizes
Winners announced
8484 participants

Canva AI and Integrations Hackathon

Online

From Code to Creation: Your Vision, Our Platform

$50,000 in prizes
Winners announced
2782 participants

HelloSign Go Paperless Hackathon

Online

Help consumers and businesses become more sustainable. Build an impactful app that removes the traditional need to print, sign and scan paper documents to get work done.

$30,000 in prizes
Winners announced
616 participants

Coda Packathon

Online

Build an extension that adds new powers to Coda docs for a chance at $20,000 in prizes.

$20,000 in prizes
Winners announced
386 participants