Harry Hua (pumpkinhua)

Hangzhou, Zhejiang, China

Bitcoin 2025 Official Hackathon

Online

Virtual Hackathon for the Bitcoin 2025 Conference in Las Vegas

$58,750 in prizes
Winners announced
832 participants

GNEC Hackathon 2025 Spring - Compete For UN-Affiliated/NGO Internships & Prizes

Online

Create projects benefiting UNSDGs for a chance to work along UN affiliated NGOs!

$10,000 in prizes
Winners announced
1648 participants