Blockchain Developer (Solidity, Web3, MERN)
We are looking for an experienced Blockchain Developer to join our development team and work on decentralized applications (DApps) and smart contract-based systems. You will be responsible for building and integrating blockchain-based features into modern web applications using Solidity, Web3 technologies, and MERN stack (React, Node.js, Express, MongoDB).
Responsibilities
- Develop and deploy smart contracts using Solidity
- Build and maintain Web3 integrations (ethers.js / wagmi / web3.js)
- Implement wallet connection (MetaMask and similar wallets)
- Develop responsive frontend interfaces using React + TailwindCSS
- Work with backend APIs using Node.js / Express
- Integrate blockchain data with backend systems when needed
- Ensure security, efficiency, and scalability of smart contracts
- Collaborate with UI/UX and backend developers
Required Skills
- Strong experience in Solidity smart contract development
- Experience with Web3 libraries (ethers.js, wagmi, or web3.js)
- Solid understanding of Ethereum / EVM ecosystem
- Experience with React.js and TailwindCSS
- Knowledge of Node.js, Express, MongoDB (MERN stack)
- Experience with wallet integrations (MetaMask, WalletConnect)
- Understanding of smart contract security best practices
Nice to Have
- Experience with Hardhat or Foundry
- Knowledge of DeFi, NFTs, or staking systems
- Experience deploying to testnets (Sepolia, Polygon, etc.)
- Familiarity with TypeScript
- Experience with CI/CD for smart contracts