Senior Product Engineer
At a glance
Senior Software Engineering role at Ellipsis Labs. New York · full-time · $170,000–$250,000 base.
techroles summary, based on the employer's posting.
What you'll do
- Shape, build and maintain polished applications for professional users
- Take product efforts from the initial spec through architecture, coding, testing, monitoring and ongoing upkeep
- Lead initiatives from idea to delivery, including work that creates a new product line
What you bring
- At least three years building user-facing software, with an emphasis on quality and clearly documented production code
- Hands-on experience creating strong user experiences with React and TypeScript
- You can contribute across the product engineering stack and make product choices using business context
- You bring user empathy, initiative in unfamiliar areas and a team-first approach
Who this fits
This senior role suits a product engineer who can work across the stack and take ownership from early definition through ongoing maintenance. Interest in decentralized finance is required; Solana or other blockchain experience, fintech or quant trading interest, and product design or management experience are preferred.
From the employer
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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