Fullstack Engineer at Leading Sui DeFi Protocol backed by OKX Ventures & Hashed

Are you a sharp Fullstack Engineer ready to build the future of decentralized finance? Join the most trusted DeFi infrastructure protocol on Sui, currently scaling with over $400M TVL and 900k users. This is a rare greenfield opportunity to join a lean 15-person engineering team where you’ll own product lines from scratch—not just maintain legacy code. Whether you're a crypto native or a Web2 expert looking to break into DeFi, you'll work alongside industry leaders backed by OKX Ventures and Hashed to ship high-performance financial tools at massive scale.

Overview

Role overview

Join a high-growth DeFi infrastructure team building the performance layer for decentralized finance on Sui. As a Fullstack Engineer, you will own the end-to-end development of new financial products, from React interfaces to Node.js backends. This is a greenfield role focused on scaling a platform that already serves 900,000 users.

Company

NAVI Labs

fintech30+ employees

Leading Sui-based DeFi protocol co-led by OKX Ventures, Hashed, and dao5 with $400M+ TVL.

Responsibilities

What you will do

Design and develop secure, end-to-end web applications using React and Node.js for high-demand DeFi use cases.
Collaborate with smart contract engineers to integrate frontend systems seamlessly with blockchain protocols and automated vaults.
Optimize application performance and scalability to handle significant financial transaction volume at scale.

Candidate profile

Who this is a fit for

3+ years of experience in fullstack development with deep proficiency in React, Node.js, and modern JavaScript environments.
Proven track record in a fast-paced startup environment with the ability to own features from conception to deployment.
Strong fundamentals in REST APIs and database design, with a deep curiosity for blockchain technology and decentralized finance.

What makes it remarkable

Why this role is remarkable

Build on the leading lending and LSDeFi platform on Sui, supported by top-tier investors including OKX Ventures and Hashed.
Ship high-impact, greenfield products from scratch within a lean, 15-person engineering team rather than maintaining legacy code.
Exceptional market traction with over $400M in Total Value Locked (TVL) and a massive user base of 900,000 global users.

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