Constellation: A Chainlink Hackathon
2023-11-08..2023-12-10
-- online --
as the organisers put it
Join us for the biggest Chainlink Hackathon yet. Assemble your crew, prime your engines, and launch the next generation of Web3 applications.
who it's for
smart contract developers, full-stack web3 developers, blockchain engineers, security auditors, developer advocates and hackathon teams, web3 game developers
topics
Chainlink CCIP cross-chain messaging; Polygon LxLy trustless bridge; Chainlink Functions decentralized JS; Remix and Solidity deployment workflow; cross-chain NFT minting with CCIP; smart contract auditing with Foundry and Slither; Chainlink data feeds and price oracles; Automation scheduled jobs for contracts; The Graph full-stack indexing and queries; integrating data streams for DeFi and games
| title | author | length |
|---|---|---|
| CCIP Workshop | Andrej Rakic, Andrea Vargas, Gilberts Ahumada | 02h 02m |
A hands-on workshop on building cross-chain applications using Chainlink CCIP and Avalanche network tools, with practical resources in the provided GitHub… | ||
| Getting Started with the Polygon LxLy Bridge | Tony Olendo | 30m |
Polygon’s LxLy Bridge is a native trustless bridge that moves tokens and cross‑chain messages by depositing into an L1 bridge contract, adding a deposit leaf… | ||
| Opening Ceremony | Richard Gottleber, Kemal El Moujahid, Akersh Srivastava | 44m |
Opening ceremony lays out concrete rules, timelines and resources: Constellation runs Nov 8–Dec 10 with a $500,000 prize pool and a $25,000 grand prize… | ||
| Gear Up for: A Chainlink Hackathon | Harry Papacharissiou | 21m |
Make code, documentation, and demo video publicly viewable and link them in Devpost; use Chainlink for a state change and actually integrate any sponsor tech… | ||
| Quickly Build Production Apps on Ethereum | Austin Griffith | 01h 05m |
Demonstration shows how to go from blank repo to live app: clone scaffold-eth, run yarn install, start a local chain with yarn chain then yarn deploy and yarn… | ||
| End-to-End Smart Contract Audit | Patrick Collins | 58m |
Live audit uses Foundry and static analysis via Slither plus a darren report to scan a 387-line flash-loan codebase. The audit shows the core claim: a flash… | ||
| The Avalanche Network - Built for a Multichain Future | Meaghan FitzGerald | 57m |
Explains Avalanche as a network of networks with three primary chains (X, P, C) and user-created subnets that run independent blockspace, claiming >10x… | ||
| Introduction to Trust-Minimized Services | Frank Kong | 01h 43m |
Hands‑on workshop shows how to deploy real contracts in Remix that call Chainlink services: a hardcoded BTC/USD price feed (proxy + aggregator) is queried and… | ||
| Introduction to Remix and Solidity | Solange Gueiros | 55m |
Hands‑on walkthrough showing Remix IDE to create register.sol, compile with Solidity 0.8.9, connect via MetaMask + Sepolia testnet, and deploy from an injected… | ||
| Build Cross-Chain NFTs | Sahil Sen | 41m |
Step-by-step shows an NFT asset and metadata uploaded to QuickNode IPFS, three Hardhat contracts deployed (SourceMinter, DestinationMinter, MyNFT), then a CCIP… | ||
| Build Cross-Chain dApps Using CCIP | Andrej Rakic | 01h 50m |
Shows how to build CCIP apps that actually send encoded payloads using the evmToAnyMessage struct and call the CCIP Router; demo sends a text payload from… | ||
| Deep Dive Into Functions | Zubin Pratap | 02h 06m |
Demonstrates that Chainlink Functions runs user JS on a decentralized Oracle Network so a smart contract can call external APIs and return verifiable results… | ||
| Connect dApps to Tencent Cloud With Chainlink Functions | Frank Kong, Nicholson Tsang, Flying Su | 01h 19m |
Demo shows how to fetch off‑chain data from a Tencent Cloud MySQL table via Tencent Cloud Serverless Functions and deliver the aggregated result on‑chain with… | ||
| What Venture Funds look for in Hackathons | Eli Reinhardt | 52m |
Three concrete hackathon bets: a proof of concept for a TikTok shop with generative ads that proves a business model and on‑chain promo mechanics; a crypto… | ||
| Integrating Services for Web3 Games | Richard Gottleber | 51m |
Shows concrete integrations: a Tamagotchi-style on‑chain NFT uses Automation to tick hunger, a Flappy Bird clone uses Chainlink VRF for a provable score… | ||
| Best Practices for Detecting and Preventing Risks in Web3 Development | Gal Sagi | 34m |
Hypernative claims continuous real-time monitoring that flags preparatory behavior so attacks are caught before the first exploit transaction — the company… | ||
| Integrating Data Streams for DeFi Applications | Andrej Rakic | 01h 05m |
Shows how to fetch sub-second latency price quotes from Chainlink Data Streams on Arbitrum Sepolia using a pool‑based oracle, Chainlink Automation log trigger… | ||
| Kickstarting Your Web3 Career | Mayra de Luna | 37m |
Explains how recruiters actually source and assess candidates: building Boolean search strings from job descriptions, which keywords pull for data feeds, APIs… | ||
| Full-Stack Web3 Development with The Graph | Kevin Jones | 56m |
Step-by-step integration of The Graph with Scaffold-eth 2 shows exact commands (yarn chain, yarn deploy, yarn start, yarn local create, yarn local ship)… | ||
| Fireside Chat | Ben Chan, Akersh Srivastava | 38m |
Chainlink Labs announces CCIP cross-chain messaging, Functions mainnet and Data Streams as the hackathon primitives; teams build demos that move messages or… | ||
| How To Submit and Pitch a Hackathon Project | Solange Gueiros | 28m |
Step-by-step Devpost guidance for finalizing an eligible hackathon entry including account, team invites, project page fields and required links. Key… | ||
| Closing Ceremony | Zubin Pratap | 23m |
About 19,000 people register and 474 projects submit to the hackathon; sponsors award large pools (Polygon $50,000, grand prize $25,000). Winners include UN… | ||
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