Khalid Sayfullah (nhmksayfullah)

Southampton, England, United Kingdom
Website
GitHub

RevenueCat Shipaton 2026

Online

Ship apps and start making money.

$740,000 in prizes
Winners announced
28580 participants

The WebMCP Challenge

Online

10 days for exploring what’s possible with WebMCP

$35,000 in prizes
Winners announced
7046 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 announced
12259 participants

OpenAI Build Week

Online

Join a global week of building with Codex

$100,000 in prizes
Winners announced
46672 participants

RevenueCat Shipyard: Creator Contest

Online

Collaborate with creators to build their app in 1 month

$165,000 in prizes
Winners announced
7042 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
129562 participants