Create a service that fetches and indexes NFT metadata from a specific collection.

Details:

  • Target: Ethereum ERC-721 collection

  • Store metadata in a PostgreSQL or MongoDB database

  • Expose REST API to query metadata by token ID

  • Include automated refresh every 24 hours
    Reward: $1,200
    Skills: Web3.js/Ethers.js, Node.js, APIs, IPFS