Position: Blockchain/web3 Engineer
Location: New York
Job Description
Job Description Must Have Technical/Functional Skills
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
Roles & Responsibilities
- 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
- Web3 SDK integrations
- Develop and manage contract deployment pipelines, including ABI/versioning, migrations, upgrade strategies (proxy patterns), and release coordination.
- Implement secure patterns for contracts
- Support smart contract testing
- Node Operations & Infrastructure
- 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
- Implement operational tooling for: 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
Salary Range: $100,000 to $130,000 per year
Qualifications
Qualifications: BACHELOR OF COMPUTER SCIENCE
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