Joseph Kalk (josephkalk)

Build, Ship, Shape: Amazon Developer Hackathon

Online

Build across Amazon Devices and shape what's next.

$138,000 in prizes
Oct 23, 2026 03:00 PM EDT to submit
57174 participants

CALL-E: Your Code Is Calling

Online

Turn your code into an AI agent that makes real phone calls.

$10,000 in prizes
Winners announced
3201 participants

The WebMCP Challenge

Online

10 days for exploring what’s possible with WebMCP

$35,000 in prizes
Winners announced
7048 participants