Neeraj Choubisa (Kali-Decoder)

Full Stack Blockchain Engineer

Udaipur, Rajasthan, India
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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
27618 participants

Qloo Agentic Hackathon

Online

Agents, but with taste.

$25,000 in prizes
Winners TBD
2993 participants

Agents for Humans Hackathon

Online

Build an AI agent with Strands Agents SDK that handles repetitive tasks

$40,000 in prizes
Winners announced
9901 participants

All Things Agentic Hackathon

Online

Ready, Set, Agent! Build next-generation agents that run in the background, handle the heavy lifting of massive datasets, and automate complex workflows asynchronously.

$180,000 in prizes
Winners announced
12259 participants

Midnight Hackathon

Online

This is your opportunity to build on a fully launched network designed to solve the internet's biggest privacy challenges.

Non-monetary prizes
Winners announced
328 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
129559 participants

TRON Grand Hackathon - HackaTRON Season 7

Online

Unleash the Future of Blockchain: Code, Create, Collaborate

$650,000 in prizes
Winners announced
1333 participants

Next Top Blockchain Startup

Online

World's Largest Web 3.0 Startup Competition

$273,000 in prizes
Winners announced
568 participants

Block Magic: A Chainlink Hackathon

Online

Chainlink’s Block Magic hackathon accelerates developers’ onchain journey

$547,000 in prizes
Winners announced
1864 participants

Lisk Onchain Spring Hackathon

Online

Build your dream application to win prizes and a chance at long term support via the upcoming Lisk Grant Program!

$38,750 in prizes
Winners announced
483 participants

TRON Grand Hackathon - HackaTRON Season 6

Online

Unleash the Future: Code, Create, Collaborate

$625,000 in prizes
Winners announced
1056 participants

Zero to One Hackathon by Convex

Online

Build fullstack apps at light speed with Convex.

$10,000 in prizes
Winners announced
2384 participants

DEGEN HACK 2024

Online

Blockchain hackathon focused on business solutions, backed by PKO BP ( the largest bank in CEE ) and top global blockchains.

$52,000 in prizes
Winners announced
215 participants

Building Privacy in Web3 - Powered by Partisia's MPC

Online

Take on the challenge to create privacy preserving applications through zero knowledge computation

$21,000 in prizes
Winners announced
939 participants

HackIdea

Palembang, Indonesia

Gerak Cepat Untuk Indonesia Unggul

$113,000 in prizes
Dec 26, 2023 – Jan 6, 2024
15 participants

Constellation: A Chainlink Hackathon

Online

Join us for the biggest Chainlink Hackathon yet. Assemble your crew, prime your engines, and launch the next generation of Web3 applications.

$541,002 in prizes
Winners announced
2241 participants

Web3 Code Challenge

Vietnam

The Web3 Code Challenge is a 36-hour IRL event with full of fun, awards, knowledge, skills, and challenges for all developers including Web2 and Web3 developers.

$23,000 in prizes
Jul 15 – Sep 10, 2023
299 participants

Web3 BUILD Hackathon Hosted in Partnership With NEAR Horizon

Online

Bring Your Web3 Idea to Life!

Non-monetary prizes
Winners announced
216 participants

Theta Network 2023 Hackathon

Online

Theta is the leading blockchain in the media and entertainment space. Join us in building products, integrations and tools for the Theta ecosystem!

$254,144 in prizes
Winners announced
933 participants

DAO-Fi Fusion: The DAO and DeFi Code Challenge

Online

Join this unique code challenge and revolutionize the way people collaborate in the future!

$50,000 in prizes
Winners announced
269 participants

dAppAthon

Canada

Two week online hack to create dApps or migrate your existing apps by adding components of Web3 and empowering it with Web3 Infrastructure

$18,800 in prizes
Apr 22 – May 8, 2023
2785 participants

ETHDubai x SushiSwap x Mantle Hackathon

Online

The Middle-East's biggest Ethereum hackathon

$85,500 in prizes
Winners announced
384 participants

Fantom Hackathon Q1 2023

Online

Create innovative, scalable, and functional apps on Fantom.

$50,000 in prizes
Winners announced
1241 participants

XDC DeFi Hackathon

Online

Build it on XDC. Build your dream DeFi project on XDC Network

$61,250 in prizes
Winners announced
471 participants