Fullstack Engineer

OnDemandTalent; San Francisco (CA); Remote; USD 130,000 - 180,000; Full time

Job summary

A rapidly growing DeFi protocol is seeking a Fullstack Engineer to join their team. The role involves developing secure and scalable applications within a leading decentralized finance platform. Ideal candidates should have experience with React, Node.js, and an interest in blockchain technologies. This position offers the chance to work in a fast-paced environment and contribute to innovative solutions in finance.

Qualifications

• 3+ years of experience in fullstack development focusing on React, Node.js, and JavaScript.
• Proficient in English with strong communication skills.
• Understanding of blockchain technologies is a plus.

Responsibilities

• Design, build, and maintain fullstack web applications using React and Node.js.
• Collaborate with product managers and engineers for feature delivery.
• Optimize application performance for user demands.

Skills

React

Node.js

JavaScript

REST APIs

Blockchain technologies

Unit testing

End-to-end testing

Education

Bachelor’s degree in Computer Science

Software Engineering

Job description

About the Company:
We are a rapidly growing DeFi protocol building core infrastructure for the next generation of decentralized finance. Backed by leading global Web3 investors, our platform has secured over $400 million in Total Value Locked (TVL) and serves nearly a million users. We specialize in lending and liquid staking solutions, delivering high-performance, secure, and user-friendly DeFi products. Join us as we shape the future of finance through cutting-edge blockchain innovation.

Position Overview:
We are seeking a Fullstack Engineer to join our team and contribute across both frontend and backend systems. This role is ideal for someone who is passionate about DeFi, thrives in fast-paced environments, and enjoys solving complex technical challenges. You’ll work closely with cross-functional teams to build secure, scalable, and seamless applications that power a leading decentralized finance protocol.

Location:

• Remote / Hybrid: San Francisco Bay Area

Key Responsibilities:

• Design, build, and maintain fullstack web applications using React (frontend) and Node.js or equivalent (backend).

• Collaborate with product managers, designers, and blockchain engineers to ensure seamless end-to-end feature delivery.

• Optimize application performance, scalability, and maintainability to support growing user demands.

• Participate in architectural discussions and help ensure smooth integration with smart contracts and blockchain systems.

• Write clean, testable code and conduct thorough code reviews and testing.

• Stay informed about emerging trends in fullstack engineering, DeFi, and blockchain development.
  

• 3+ years of experience in fullstack development with a strong focus on React, Node.js, and JavaScript.

• Understanding of or exposure to blockchain technologies and smart contract integration is a plus.

• Strong grasp of REST APIs, backend logic, web architecture, and security best practices.

• Experience with unit testing and end-to-end testing frameworks.

• Ability to work independently while collaborating with remote teams.

• Bachelor’s degree in Computer Science, Software Engineering, or a related field.

• Proficient in English with strong communication skills.