Ellipsis Labs is a profitable, venture-backed New York startup building performant DeFi protocols on high-throughput decentralized infrastructure. Our long-term mission is to build a more efficient, transparent, and fair financial system.
Our flagship product, Phoenix Perpetuals, brings professional-grade perpetual futures to Solana. Phoenix has processed over $4 billion in trading volume and is growing 20% month over month, adding to the more than $300 billion our products have facilitated to date. Behind Phoenix is a lean, high-caliber team with experience at top trading firms, blockchain companies, and tech companies.
The OpportunityEllipsis Labs is seeking a Senior Software Engineer to join our team. In this role, you will:
Contribute to critical software systems at all parts of the stack
Design, develop, and deploy programs on the Solana blockchain
Maintain a high bar of security, correctness, and thoughtfulness around the code
Write high-quality, maintainable, well-tested code with thorough documentation
Experience building software systems (preferably in Rust, C++, C, or Golang), with high-quality and well-documented production code
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
Bachelor’s degree in Computer Science or related technical field or equivalent practical experience
Experience working with blockchain technology, preferably Solana
Experience working with Rust
Skills Required
- Experience building software systems in Rust, C++, C, or Golang
- Demonstrated track record of high agency and team-first attitude
- Passion for decentralized finance
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.









