99 USDT
Описание:
A carbon offsetting marketplace powered by blockchain transparency. Donation system with on-chain proof. web More detailed information will be provided in a private message or direct correspondence.
Ожидаемый опыт:
Building and integrating smart contracts using Solidity or Rust. Working with major blockchain networks such as Ethereum, Polygon, Solana, BNB Chain, Arbitrum, and Optimism. Using Web3 libraries, including Web3.js, Ethers.js, Wagmi, and Viem. Developing features such as minting, burning, transferring, staking, governance, and bridging. Creating and managing NFT minting processes, metadata, and marketplace interactions. Understanding core Web3 security issues (reentrancy, overflow, phishing risks). Applying best practices from OpenZeppelin and performing basic smart contract audits.
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