Posted Oct 21, 2026

Senior Software Engineer

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Senior Software Engineer Early-stage DeFi and on-chain trading infrastructure Remote Competitive salary + potential equity, revenue share or performance-based incentives Plexus is working with an exciting early-stage client operating at the intersection of DeFi, AI and on-chain trading infrastructure. They are a highly technical founding team building products and tooling across the on-chain trading ecosystem. They are looking for a senior software engineer to work directly with the founder, taking ownership of technical decisions and shipping production-ready products across their DeFi and on-chain trading stack. Role: Designing and building scalable systems across the full stack using Rust, React and TypeScript. Taking ownership of architecture and technical execution from day one. Exploring and integrating AI-native tools and workflows into the product suite. Working directly with the founder to turn ideas into production-grade software. Requirements: Strong proficiency in Rust with production-grade software engineering experience. Comfortable working full stack, including React and TypeScript. Deep understanding of DeFi, liquidity provision and on-chain financial systems. Previous experience in an early-stage or high-ownership startup environment. Benefits: Competitive salary. Equity or revenue share (potential). Performance-based incentives. Fully remote. If you're interested, please hit the “ Easy Apply ” button or get in touch.