Roselina Mkhabela (mkhabela-rose)

Johannesburg, Gauteng, South Africa

Build with Gemini XPRIZE

Online

$2,000,000 in prizes. Build with Gemini. Ship products that impact the world.

$2,000,000 in prizes
Aug 17, 2026 04:00 PM EDT to submit
18585 participants

XRPL Hackathon: NFT Launch Party

Online

Build scalable, sustainable, functional NFTs on XRPL.

$50,000 in prizes
Winners announced
686 participants

Azure AI Hackathon

Online

Build AI-powered apps with pre-trained models or create your own machine learning models

$25,500 in prizes
Winners announced
1917 participants

2020 Facebook Developer Circles Community Challenge

Online

Create innovative and immersive tutorials that help fellow developers build with Facebook technologies

$133,000 in prizes
Winners announced
2361 participants