Web3 Jobs in New York, New York, United States

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Job Position Company Posted Location Salary Tags

Harris Allied

New York, NY, United States

$150k - $180k

Referment

New York, NY, United States

$175k - $250k

AIsa: Unified resource & payment layer for AI agents

New York, NY, United States

$84k - $150k

Chainalysis

New York, NY, United States

$220k - $260k

Coinbase

New York, NY, United States

$83k - $115k

Keyrock

New York, NY, United States

$90k - $98k

Referment

New York, NY, United States

$175k - $250k

Sherlock

New York, NY, United States

$91k - $112k

Injective

New York, NY, United States

$90k - $96k

Hyphen Connect

New York, NY, United States

Figment

New York, NY, United States

$160k - $190k

Falconx

New York, NY, United States

$85k - $93k

Chainlink Labs

New York, NY, United States

$140k - $150k

Chainalysis

New York, NY, United States

$220k - $285k

Chainalysis

New York, NY, United States

$155k - $185k

Harris Allied
$150k - $180k
New York City Metropolitan Area US

Financial Technology industry leader has an immediate need for a Blockchain/Smart Contract Developer to join their world class technology team in a full time role based in midtown Manhattan. The individual in this exciting role is responsible for the development of blockchain-based applications and decentralized applications (dApps), from smart contract design to intuitive and high-performing blockchain integration. In this hybrid role you will work on the end-to-end delivery of secure, scalable, and engaging products. Expertise with blockchain technology (e.g., smart contracts, web3 integration), cloud platforms, tools and frameworks, and Solidity, Python and TypeScript or Java is required.


About the Role

  • 3+ years of experience in blockchain / smart contract software engineering
  • Designing, writing and building secure smart contracts for Ethereum based applications/token standards like ERC20, ERC721, and ERC1400 using Solidity along with third party interfaces and design patterns like Upgradeable Proxy Pattern
  • Evaluating and integrating with multiple blockchain protocols, including both EVM and non-EVM ecosystems (Avalanche, Solana, Hyperledger)
  • Hands-on experience with tools/frameworks like OpenZeppelin, Hardhat, Foundry, ethers.js; including writing comprehensive and automated tests (unit, integration and fuzz)
  • Integrating / bridging between blockchain/distributed ledgers and external components
  • Proficiency in two or more of the following languages: Java, Typescript, Python


Skills/Qualifications


  • Designing, implementing, and supporting distributed blockchain-based enterprise solutions for regulated domains (financial/banking/asset management) with Solidity.
  • Familiarity with Web3 ecosystems, DeFi, cross-chain interoperability, wallet integrations, layer 2 & scaling solutions
  • Familiarity with AI coding tools is a plus
  • Working knowledge of cloud platforms (Google Cloud, AWS) is a plus
  • Experience in software engineering with large and diverse codebase
  • Excellent writing and communication skills