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Blockchain Web3 Engineer
Job in
Jersey City, Hudson County, New Jersey, 07390, USA
Listed on 2026-05-31
Listing for:
Tata Consultancy Services Limited
Full Time
position Listed on 2026-05-31
Job specializations:
-
IT/Tech
Blockchain / Web3, Cybersecurity, Data Security
Job Description & How to Apply Below
Job Description
Location:
Jersey City, NJ
Salary Range: $100,000-$130,000 a year
Must Have Technical/Functional Skills- Strong understanding of blockchain fundamentals: transactions, blocks, gas/fees, wallets/keys, RPC, finality, consensus basics
- Hands‑on experience with smart contracts:
Solidity (preferred) and development tooling (Hardhat, Foundry, Truffle, Remix) - Experience working with EVM-based chains (Ethereum, Polygon, Arbitrum, Optimism, BSC) or enterprise chains (Hyperledger Fabric, Corda, Quorum) depending on project
- Smart Contract Engineering & Web3 Development
- Design, develop, and maintain smart contracts (Solidity/Vyper or relevant stack) aligned to product and security requirements
- Build backend/Web3 components for contract interaction: transaction orchestration, signature flows, nonce management, gas strategies
- Develop and manage contract deployment pipelines, including ABI/versioning, migrations, upgrade strategies (proxy patterns), and release coordination
- Deploy, configure, and operate blockchain nodes and supporting infrastructure: full nodes/archival nodes, RPC endpoints, validator nodes (as applicable)
- Manage node upgrades, chain configuration changes, and incident response for production networks
- Node health checks, RPC performance monitoring, log aggregation, and alerting
- Handle blockchain-specific reliability concerns: re‑org handling, finality considerations, peer connectivity, RPC failover, rate limiting
- Bachelor of Computer Science
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