Blockchain Developer (On-Chain Contribution Certificates - NFT/SBT)
Remote
RemoteContractSmall
ContractSmall
Job Summary
Design and implement a smart contract on the XDC Network for minting and managing on-chain contribution certificates like Soulbound Tokens. Define metadata structures for contributor achievements and develop backend logic using Node.js/TypeScript to trigger minting based on verified GitHub pull requests. Build frontend React components to display earned certificates on contributor profiles while ensuring gas efficiency and security. Submit work via a Pull Request linked to GitHub Issue #9 for review and approval.
Required Qualifications
- Strong experience in Smart Contract development with Solidity
- Experience with NFT/SBT standards (ERC721, ERC1155, or emerging SBT patterns)
- Backend development experience (Node.js/TypeScript) for Web3 integrations
- Frontend development experience (React/TypeScript) with Web3 libraries (e.g., ethers.js, web3.js)
- Understanding of metadata standards and storage solutions (e.g., IPFS, Arweave)
- Familiarity with blockchain security best practices
Desired Qualifications
- Knowledge of the XDC Network ecosystem
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