Wai Kei Koh (yk-tuturu)

powered by caffeine and spite

Singapore
Website
GitHub

Hack&Roll 2026

Singapore, Singapore

Singapore's largest student-run hackathon

Non-monetary prizes
Jan 17 – 18, 2026
614 participants

TikTok TechJam 2025

Online

Build With Joy, Code For Change

$22,500 in prizes
Winners announced
2319 participants

Hack 4 Good 2025

Online

Code for change, build for impact!

$1,000 in prizes
Winners announced
337 participants