Blockchain Developer

**Job Category:** Information Technology & Services **Job Type:** Full Time **Job Location:** Gurgaon Information Technology & Services # **Blockchain Developer** Gurugram Posted 2 years ago CategoryInformation Technology & Services Job TypeFull Time Experience2+ years #### **About Revinfotech** Revinfotech is a global IT services company with 18+ years of delivery experience across the US, Canada, UK, Australia, and India. We build custom software, AI/ML, blockchain/Web3, cloud, and enterprise solutions for clients ranging from early-stage startups to large enterprises. #### **Role Overview** We’re looking for a skilled Blockchain Developer to design, build, and maintain smart contracts and decentralized applications across EVM-compatible chains. You’ll work with product, design, and engineering teams on Web3 projects including DeFi platforms, NFT marketplaces, and decentralized exchanges, writing secure and gas-efficient contracts and integrating them into real, production front ends. This role suits someone who thinks in adversarial terms about contract security and enjoys owning a feature from architecture through mainnet deployment. #### **Key Responsibilities** - Design, develop, test, and deploy smart contracts using Solidity on Ethereum and EVM-compatible chains such as Polygon, Arbitrum, Optimism, or Base. - Build and maintain decentralized applications (dApps) for DeFi, NFT, and exchange platforms. - Integrate smart contracts with front-end applications using Web3.js, Ethers.js, or wagmi. - Write comprehensive tests, including unit and invariant tests, using Foundry or Hardhat. - Optimise smart contracts for gas efficiency and transaction performance. - Identify and mitigate common security vulnerabilities such as reentrancy, access control failures, and oracle manipulation. - Collaborate with cross-functional teams including product, design, and backend engineering. - Monitor and upgrade deployed contracts in response to security issues or network upgrades. - Document contract functionality, architecture, and deployment procedures. - Stay current with blockchain trends, Layer-2 developments, and evolving security best practices. #### **Required Skills & Qualifications** - 2+ years of experience in blockchain or smart contract development. - Strong proficiency in Solidity and solid understanding of the Ethereum Virtual Machine (EVM). - Hands-on experience with Foundry or Hardhat for testing and deployment. - Experience with Web3.js, Ethers.js, or wagmi for front-end integration. - Understanding of common smart contract standards (ERC-20, ERC-721, ERC-1155). - Working knowledge of Git and version control systems. - Strong problem-solving and analytical skills, with an eye for security-critical code. #### **Good to Have** - Experience deploying to Layer-2 networks such as Arbitrum, Optimism, Base, or zkSync. - Experience integrating with established DeFi protocols such as Uniswap, Aave, or Chainlink. - Exposure to non-EVM ecosystems such as Solana (Rust) or other chains. - Experience with static analysis tools such as Slither, and prior participation in a smart contract audit. - Familiarity with node and RPC providers such as Alchemy, Infura, or QuickNode. - Understanding of account abstraction and modern wallet integration (RainbowKit, WalletConnect). #### **Eligibility** - 2+ years of hands-on blockchain development experience. - Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience. - Available to work on-site in Gurugram, 5 days a week. #### **What You’ll Get** - Opportunity to work on cutting-edge Web3 and blockchain projects across DeFi, NFT, and exchange platforms. - A collaborative, high-performance engineering culture. - Competitive compensation based on experience. - Exposure to global clients across DeFi, NFT, and enterprise blockchain. - Continuous learning and growth opportunities in the Web3 space. **Navdeep Garg**