Unsal Tan (unu190075)

AI dev | Built Greenzio (ESG) & Valora (health fintech) | OpenAI API & rapid MVP experience

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Green Wells Innovation Hackathon

Online

Fueling Innovation: Powering the Future of Energy Through Technology

$4,500 in prizes
Winners announced
671 participants

OpenAI Open Model Hackathon

Online

Build with gpt-oss, OpenAI’s open weight reasoning models.

$30,000 in prizes
Winners announced
8652 participants

NovaSpark Pitch Competition

Online

We’re giving high school innovators the tools, mentorship, and stage to launch their boldest startup ideas. Submit your pitch. Get feedback from real founders. Build what matters.

$1,500 in prizes
Winners announced
155 participants

ReverieHacks

Online

A hackathon built by students, for students—empowering creative minds to bring their dream projects to life across six unique tracks.

$600 in prizes
Winners announced
394 participants