All roles

Blockchain Developer - Decentralized Finance

Remote · USA Full-time New today

Our client, a pioneering firm at the forefront of blockchain innovation, is seeking a talented Blockchain Developer specializing in Decentralized Finance (DeFi) to join their ambitious team in New York City, New York, US . This is an exciting opportunity to shape the future of finance by designing, developing, and deploying robust, scalable, and secure decentralized applications (dApps). You will be instrumental in building cutting-edge financial protocols and smart contracts on leading blockchain platforms.

  • Responsibilities:
  • Design, develop, test, and deploy smart contracts and dApps using Solidity and other relevant smart contract languages (e.g., Vyper, Rust for Solana). Develop and maintain backend services and APIs that interact with blockchain networks. Collaborate with product managers, designers, and other engineers to define and implement new DeFi features and products. Research and stay abreast of the latest advancements in blockchain technology, DeFi trends, and security best practices. Optimize smart contracts for gas efficiency and performance. Implement robust testing strategies, including unit, integration, and end-to-end testing for smart contracts and dApps. Participate in code reviews, providing constructive feedback to peers. Contribute to architectural decisions and technology stack choices. Troubleshoot and debug complex issues across the entire technology stack. Engage with the broader blockchain and DeFi community, contributing to open-source projects where applicable.
  • Qualifications:
  • Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience. 2+ years of professional experience in blockchain development. Proven expertise in Solidity and smart contract development for Ethereum or other EVM-compatible chains. Strong understanding of DeFi protocols, mechanisms (e.g., AMMs, lending protocols, yield farming), and economic models. Experience with Web3.js, Ethers.js, or similar libraries for interacting with blockchain networks. Familiarity with blockchain architecture, consensus mechanisms, and security considerations. Experience with backend development (e.g., Node.js, Python, Go) and database technologies. Proficiency in testing frameworks like Hardhat, Truffle, or Foundry. Excellent problem-solving, analytical, and debugging skills. Strong communication and teamwork abilities. A passion for decentralized technologies and a proactive attitude towards learning.
  • This hybrid role allows for a blend of in-office collaboration and remote flexibility, offering a unique opportunity to work on groundbreaking projects in the heart of New York City's tech scene. Competitive salary, benefits, and the chance to be part of a rapidly evolving industry are provided.

Apply To This Job

Related roles

Remote Senior Blockchain Developers - Web3 and Smart contract - Playmate

Remote · USA Full-time

Senior Blockchain Developer Chainlink CCIP Ton Integration

Remote · USA Full-time

Remote Senior Blockchain Developers - Web3 and Smart contract - Playmate

Remote · USA Full-time

Hiring: Blockchain Developer (DeFi and Cryptography) | C2C | Remote

Remote · USA Full-time

Remote AI Research Scientist - Deep Learning Architectures

Remote · USA Full-time

[Remote] Research Scientist Intern, Language and Agents (PhD)

Remote · USA Full-time

Research Scientist-Borad-Remote

Remote · USA Full-time

Public Health Research Scientist (REMOTE ROLE)

Remote · USA Full-time

Remote AI Research Scientist - Machine Learning for Healthcare

Remote · USA Full-time

[Remote] Research Scientist Intern (AI Infrastructure)- 2026 Start (PhD)

Remote · USA Full-time

Urgently Hiring: Starbucks Barista Jobs Chicago $26/Hour

Remote · USA Full-time

Online Personal Trainer - Part Time (Remote)

Remote · USA Full-time

Head of Talent Story & Culture

Remote · USA Full-time

Software Engineer

Remote · USA Full-time

Physical Education Scorer - MA

Remote · USA Full-time

Experienced Data Entry Specialist - Online Home Based Job Opportunity with India's Leading E-commerce Platform - Flipkart

Remote · USA Full-time

Looking for Tutor in Raleigh, NC

Remote · USA Full-time

Customer Service Representative - Dental & Vision Benefits Specialist | Remote Position in Nebraska

Remote · USA Full-time

Remote Data Entry & Information Modeling Specialist – Advanced Data Management for arenaflex’s Global Retail Innovation

Remote · USA Full-time

Experienced Full-Time Remote Customer Service Advisor for Dynamic Call Center Environment at arenaflex

Remote · USA Full-time