Most Popular Developer Jobs in Web3

204 jobs found

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Job Position Company Posted Location Salary Tags

Tata Consultancy Services

New York, NY, United States

$100k - $130k

KPG99 INC

New York, NY, United States

$63k - $100k

Bitpanda

Remote

$217k

ThoughtStorm

United States

$77k - $84k

Consensys

Remote

$164k - $196k

Hyperbolic Labs

Remote

$51k - $77k

Animoca Brands Limited

Hong Kong, Hong Kong

$70k - $72k

OpenTag

Sofia, Bulgaria

$82k - $110k

Blockchain

Remote

$98k - $145k

Largeton Group

New York, NY, United States

$0k

Animoca Brands Limited

Hong Kong, Hong Kong

$111k - $119k

Tether Operations Limited

62 Roma IT

$103k - $120k

Iftother

Remote

$81k - $95k

Swift

United States

$101k - $188k

Covetus

New York, NY, United States

$120k

Job Description

Blockchain Web3 Engineer

Must Have Technical/Functional Skills

Core Web3 / Blockchain Skills (Must-Have)

  • 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-$130,000 a year

Qualifications: BACHELOR OF COMPUTER SCIENCE