Ellipsis Labs

Senior Product Engineer

About

Ellipsis Labs is a profitable, venture-backed New York-based startup building sustainable and efficient DeFi protocols on high-throughput decentralized infrastructure. Our long-term goal is to build a better financial system. Our flagship product, Phoenix Perpetuals, brings professional-grade perpetual futures to Solana. Building on our experience developing efficient markets, Ellipsis Labs also operates SolFi, a proprietary automated market maker that provides efficient liquidity for key trading pairs. Our foundational product, Phoenix Legacy, is a limit order book on the Solana blockchain that established our expertise in operating high-performance markets. Combined, these products have facilitated over $285B in trading volume across Solana markets. The Opportunity Ellipsis Labs is seeking a Senior Product Engineer to join our team. In this role, you will: • Spec, build, and maintain professional-grade applications • Drive ambitious product initiatives (which may include entirely new product lines) from inception to completion: specification, architecture, implementation, testing, monitoring, and maintenance Qualifications Required • 3+ years of experience building user-facing software products with high quality and well-documented production code • Experience building great UX with modern frontend frameworks, specifically React + TypeScript • Ability to work across the product engineering stack • Ability to make informed product decisions based on relevant business context • Deep respect and empathy for users • A demonstrated track record of high agency, willingness to dive into unfamiliar technical and non-technical areas, and a team-first attitude • Passion for decentralized finance Preferred • Experience working with blockchain technology, specifically Solana • Interest in quant trading or fintech • Product design or product management experience

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