Software Engineer
Sundae Labs builds decentralized software and provides blockchain development services, with a focus on the Cardano ecosystem. It operates products including the SundaeSwap decentralized exchange and offers smart-contract audits and design consultation for blockchain projects.
Maintainer signals as of 8/23/2026
Projects
About Sundae Labs
Sundae Labs is a blockchain software company that conceptualizes, designs, and builds decentralized products for financial services. Its product portfolio includes SundaeSwap, a Cardano AMM DEX, along with token-distribution, governance, debugging, and Layer 2 tools. The company also provides smart-contract audits, design consultation, protocol architecture, and development services to projects building on Cardano and other blockchains.
Skills
About the Role
You will contribute to foundational blockchain projects across the Cardano ecosystem. Your work may include reimplementing the Cardano node in Rust, delivering protocol upgrades, building modular node infrastructure, extending SundaeSwap, developing TypeScript SDKs, conducting security audits, and adapting to changing priorities. You will work with Go and Rust while solving complex technical challenges in an evolving environment.
Requirements
- Strong software engineering fundamentals
- Willingness to learn and work with Go and Rust
- Interest in blockchain technology
- Ethical and self-motivated approach
- Ability to work with incomplete or shifting requirements
- Comfort with ambiguity and cutting-edge technology
- Flexibility and ownership mentality
Responsibilities
- Contribute to the reimplementation of the Cardano node in Rust
- Deliver the Ouroboros Leios protocol upgrade
- Build a modular and decomposable Cardano node
- Develop infrastructure for Butane Oracles
- Contribute to Project Sweet Tooth
- Extend the core SundaeSwap protocol with new features
- Develop TypeScript SDKs
- Conduct security audits for ecosystem projects
- Adapt to shifting priorities
Benefits
- Equity participation
- Flexible remote work environment
- Minimal meetings