Blockchain Developer

ARK Infosoft is hiring a Blockchain Developer for an on-site role based in Sindhu Bhavan Road, Ahmedabad. With 2-4 years of experience, you will develop smart contracts and decentralized applications on EVM-based blockchain networks. Immediate joiners are preferred, and the first round of interviews will be conducted virtually.

What you'll do

• Develop and deploy smart contracts using Solidity on Ethereum and EVM-based blockchain networks
• Build decentralized applications (DApps) with Web3 integration
• Integrate blockchain APIs and wallet solutions such as MetaMask into applications
• Write and test smart contracts using Hardhat, Truffle, or Foundry
• Optimize contract performance, manage gas fees, and ensure security best practices
• Collaborate with frontend developers on Web3 user interfaces using React.js or Next.js
• Deploy and test contracts on blockchain testnets and mainnets

What you bring

• 2-4 years of hands-on experience with Solidity and smart contract development
• Strong understanding of blockchain technology, Web3 concepts, and EVM internals
• Proficiency with ERC-20, ERC-721, and ERC-1155 token standards
• Experience with Web3.js or Ethers.js for blockchain API integration
• Familiarity with Hardhat, Truffle, or Foundry as development frameworks
• Knowledge of wallet integration including MetaMask and other Web3 wallets
• Understanding of blockchain transactions, gas fees, tokens, and node architecture
• Proficiency with Node.js, JavaScript, and TypeScript
• Experience with REST APIs, JSON, and third-party API integration
• Competency with Git and GitHub
• Knowledge of Agile and Scrum methodologies
• Strong debugging, problem-solving, and performance optimization skills
• Understanding of blockchain security, smart contract vulnerabilities, and best practices

Nice to have

• Experience with React.js or Next.js for Web3 frontend development
• Experience deploying to blockchain testnets and mainnets
• Understanding of CI/CD pipelines and cloud deployment
• Experience with oracle integration such as Chainlink

What we offer

• Cell phone reimbursement
• Commuter assistance
• Flexible schedule