An advent calendar of AI engineering challenges. Learn goose by building real projects from CI automation to multi-agent orchestration.
Weekdays only, December 1-23. Challenges unlock daily at 12 PM ET.
Join developers preparing for the challenge
Unlock 17 challenges each weekday from December 1-23. Build your AI agent expertise through hands-on projects. Solution videos release the following day.
Sign up above to be notified when the first challenge unlocks on December 1st, 2025