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.
All roles are in the Ellipsis Labs office in New York City.
Ellipsis Labs is seeking a Senior Backend Engineer to join our team. As an early-stage startup, we appreciate bright generalists who can iterate and ship quickly. In this role, you will:
Build and maintain scalable production services. We currently support thousands of QPS, and future systems will need to handle at least another order of magnitude.
Implement systems to monitor performance at the micro- and nano-second level
Drive ambitious engineering initiatives (for example, realtime data indexing at scale) from inception to completion: specification, architecture, implementation, testing, monitoring, and maintenance
3+ years of experience building and maintaining production-grade software systems (preferably in Rust, C++, C, or Golang), with high-quality and well-documented production code
3+ years of experience with Unix systems
Experience working with cloud infrastructure, preferably AWS
Ability to make informed engineering decisions based on relevant business context
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
Experience working with blockchain technology, specifically Solana
Experience in quant trading or fintech
Proficiency in Rust
Top Skills
What We Do
Ellipsis Labs is a venture-backed New York based startup building differentiated products in decentralized finance. Phoenix, our flagship protocol, is the leading orderbook spot exchange on the Solana blockchain. Our commitment to creating sustainable solutions reflects our company's long-term approach and values. We take pride in our strong, in-person culture defined by our hard-working, mission-driven team.
