Gospel Ononwi (Spellz)

ARVR Engineer | XR Instructor | Data Annotator

Port Harcourt, RV, NG
Website
GitHub
Twitter
LinkedIn

RevenueCat Shipyard: Creator Contest

Online

Collaborate with creators to build their app in 1 month

$165,000 in prizes
Winners announced
7077 participants

Tableau Next Virtual Hackathon

Online

Lead the Agentic Analytics Era and Win Big Prizes

$45,000 in prizes
Winners announced
4508 participants

Proof of Concept

Online

If you could prove any data on the internet - what would you build?

$25,000 in prizes
Winners announced
1909 participants

TiDB AgentX Hackathon 2025

Online

Forge Agentic AI for Real-World Impact

$30,500 in prizes
Winners announced
2658 participants

OpenAI Open Model Hackathon

Online

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

$30,000 in prizes
Winners announced
8655 participants

Qloo LLM Hackathon

Online

Join Qloo’s first global hackathon, a month-long event inviting developers, builders, and creatives to explore what’s possible at the intersection of LLMs and Qloo’s API.

$25,000 in prizes
Winners announced
2855 participants

Africa Deep Tech Challenge 2025

Online

Create breakthrough solutions that thrive under constraints and unlock Africa’s deep tech potential.

$20,000 in prizes
Winners announced
2821 participants

Meta Horizon Creator Competition: Elevate Your Mobile World

Online

Compete for 35 prizes, including two $100,000 grand prizes and a total prize pool of $1,000,000.

$1,000,000 in prizes
Winners announced
1407 participants

World’s Largest Hackathon presented by Bolt

Online

Build with AI for a shot at some of the $1M+ in prizes.

$1,037,500 in prizes
Winners announced
128424 participants

GNEC Hackathon 2025 Spring - Compete For UN-Affiliated/NGO Internships & Prizes

Online

Create projects benefiting UNSDGs for a chance to work along UN affiliated NGOs!

$10,000 in prizes
Winners announced
1654 participants

Agentforce Virtual Hackathon

Online

Build groundbreaking agents and compete for $140k in prizes

$140,000 in prizes
Winners announced
7213 participants

TecStorm - Ended

Online

Our main mission is to encourage young entrepreneurship and the launch of ideas capable of generating impact on society.

€10,000 in prizes
Winners announced
475 participants

Building the Next-Gen Agentic App with GraphRAG & NVIDIA cuGraph

Online

Build the future of GenAI—unleash the power of graph to drive intelligent, adaptive systems on ArangoDB, redefining AI-driven applications and innovation! *Still time to register!*

$29,750 in prizes
Winners announced
1673 participants

Electroneum Hackathon 2025

Online

Create innovative, scalable, and functional apps on Electroneum

$52,500 in prizes
Winners announced
1328 participants

Predictive AI In Healthcare with FHIR®

Online

Bringing AI and Evidence Together for SMARTer Decisions in Healthcare

$25,000 in prizes
Winners announced
2424 participants

One Trillion Agents Hackathon

Online

Bring order to chaos. Buidl the resistance.

$102,550 in prizes
Winners announced
2000 participants

The Docusign Hackathon: Unlocked

Online

Unlock what's possible. Build the future of Agreements.

$48,000 in prizes
Winners announced
1383 participants

XR Design Challenge

Online

Shape the Future of Spatial Design

$15,000 in prizes
Winners announced
995 participants

MiniMedi 2024 by MediHacks (Cash Prizes)

Online

Presented by Laerdal: MiniMedi aims to address pressing issues in the health-tech industry with a focus on recognizing young aspiring hackers

$4,350 in prizes
Winners announced
328 participants

Reddit Games and Puzzles Hackathon

Online

Create a new game or puzzle for the Reddit community!

$116,000 in prizes
Winners announced
1941 participants

The AI Hackathon

Online

Shaping the technology with Artificial Intelligence

$26,000 in prizes
Winners announced
284 participants

TechHacks By TechTalks

Online

Powered by High Schoolers to give beginners an intro to the world of engineering and computer programming. It is a great beginner to intermediate hackathon.

Non-monetary prizes
Winners announced
477 participants

Lightning Fast AI Hackathon

Online

Build the AI agents of the future by taking advantage of SambaNova’s Lightning Fast Inference Speeds of Today

$10,000 in prizes
Winners announced
567 participants

Google Cloud Gemini Hackathon

Online

This hackathon is open to registrants from Europe, Middle East and Africa (specific countries).

$20,000 in prizes
Winners announced
1317 participants