Hiring for leading companies - Blockchain Developer (Kanpur)

: Responsibilities Design, develop, test, and deploy smart contracts on Ethereum and Polygon using Solidity. Architect and implement private/permissioned blockchain networks using Hyperledger Fabric. Collaborate with cross-functional teams (product, DevOps, security) to integrate blockchain solutions into existing platforms and systems. Develop Layer 2 solutions and optimize transaction cost and throughput on public chains. Design and manage off-chain components and oracles. Conduct thorough code reviews, testing, and security audits of smart contracts and blockchain code. Stay up-to-date with the latest blockchain technologies, standards, and best practices. Mentor junior developers and guide architectural decisions. Required Skills & Qualifications: 5+ years of hands-on blockchain development experience. Robust proficiency in Solidity, Node.js, and Go (especially for Hyperledger Fabric chaincode). In-depth experience with Ethereum, Polygon, and Hyperledger Fabric. Experience with blockchain development tools (e.g., Truffle, Hardhat, Remix, Ganache). Knowledge of token standards (ERC-20, ERC-721, ERC-1155) and DeFi protocols. Strong understanding of cryptographic principles and distributed systems. Familiarity with REST APIs, GraphQL, and Web3 libraries. Experience with Docker, Kubernetes, CI/CD pipelines is a plus. Excellent problem-solving and communication skills. Preferred Qualifications Bachelor's or Master's degree in Computer Science, Engineering, or related field. Experience with enterprise blockchain deployments in regulated industries (e.g., supply chain, finance, healthcare). Understanding of zero-knowledge proofs, cross-chain bridges, oracles, and L2 scaling technologies (Optimism, zkRollups). Contributions to open-source blockchain projects or published research. Desired Eligibility Contributions to open-source projects or active participation in the developer community. Familiarity with cloud platforms (e.g., AWS, Azure) and server less architectures. .