Niraj Sheladiya (sheladiyaniraj)

Hey I’m Niraj Sheladiya 21 y/o I write code, build webapps, and share bad jokes for coders

OpenAI Build Week

Online

Join a global week of building with Codex

$100,000 in prizes
Submissions open soon
3498 participants

Global AI Hackathon Series with Qwen Cloud

Featured

Online

Build your own AI Agent on Qwen Cloud - compete for $70K in prizes across five tracks.

$45,000 in prizes
Jul 20, 2026 05:00 PM EDT to submit
7452 participants

Chroma Awards: AI Film, Music Videos, and Games

Online

An AI Film, Music Video, and Game Competition to Unite the Creative Community

$191,500 in prizes
Winners announced
5516 participants

Hack Reddit 2025

Online

Create a new game or experience for the Reddit community!

$36,000 in prizes
Winners announced
1742 participants

Meta Quest Presence Platform Hackathon 2024

Online

Next Generation Quest MR Applications

$30,985 in prizes
Winners announced
2163 participants

ICON HYPERBUILD

Online

Transcend blockchain barriers and build your dream cross-chain project using one of the world’s most connected networks, ICON.

$39,300 in prizes
Winners announced
653 participants

$50k AI Hackathon

Online

Win up to $50k in cash prizes by building the best AI-powered product.

$58,000 in prizes
Winners announced
428 participants

AWS Data Exchange for APIs Challenge

Online

Use APIs on AWS Data Exchange to build innovative web and mobile applications.

$35,000 in prizes
Winners announced
725 participants

Polygon BUIDL IT : Summer 2022

Online

Dive into Web3 this summer and build a new dApp with Polygon

$515,000 in prizes
Winners announced
5370 participants

DEVERA BLOCKATHON - EXPANSION ICON 2.0

Online

Innovative ideas to expand the ICON 2.0 eco-system. Total prize pool of over $34,000 with big chance to go-live your projects.

$34,490 in prizes
Winners announced
236 participants

Cosmos HackAtom VI

Online

Enter the Cosmos and compete in this hackathon for $1,285,000 prizes in ATOM.

$1,310,000 in prizes
Winners announced
1927 participants

Build The World with Dolby.io Hackathon

Online

Compete for over $25,000 in prizes to build spectacular and innovative hybrid audio and video conference experiences— that create memorable WOW moments audiences will love.

$25,100 in prizes
Winners announced
498 participants

ELC Hackathon 2021: Hack4A11y

Online

Develop accessible and inclusive solutions to help tackle challenges that people with disabilities face on a daily basis.

$132,000 in prizes
Winners announced
486 participants