Grold Otieno Mboya (Grolds-Code)

AI researcher & software engineer building reliable, causal and agentic AI systems, benchmarks, and open-source tools.

PayPal AI Hackathon

Featured

Online

Build what’s next with PayPal and AI

$67,500 in prizes
Nov 12, 2026 03:00 PM EST to submit
27310 participants

Nebius x NVIDIA Global AI Hackathon

Online

Build the next frontier of AI on open infrastructure

$50,000 in prizes
Winners TBD
29881 participants

Build, Ship, Shape: Amazon Developer Hackathon

Online

Build across Amazon Devices and shape what's next.

$138,000 in prizes
Winners TBD
65043 participants