AriellaCallista Callista (AriellaCallista)

Singapore
Website
GitHub

TikTok TechJam 2025

Online

Build With Joy, Code For Change

$22,500 in prizes
Winners announced
2319 participants

Hack4Good 2024

Online

H4G, a student-run hackathon which seeks to inspire students to learn and use technology for social causes

$3,800 in prizes
Winners announced
291 participants

TikTok Hackathon Challenge 2023

Online

Unleash creativity and break boundaries

$11,790 in prizes
Winners announced
542 participants