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Nexus is seeking a Backend Engineer to build infrastructure for its Layer 1 and DEX. Join a cross-continental team focused on verifiable finance and decentralized infrastructure.
About Nexus
Nexus is the engine for verifiable finance — a blockchain designed to natively embed the world’s financial system into one compounding system. Built to support every major financial market on a single global exchange, Nexus unifies infrastructure that has historically been fragmented across chains and intermediaries.
Headquartered in San Francisco with a growing presence in Buenos Aires, Nexus is proud to be a cross-continental team of engineers, cryptographers, and market builders. We’re investing deeply in the Latin American ecosystem — and always looking for world-class talent to join us.
Nexus is backed by leading investors, including Pantera, Lightspeed, Dragonfly, Faction, Blockchain Builders Fund, Alliance, and SVA, and works with more than 100 partners across the global finance and blockchain stack.
What You’ll Do
- Design and build backend services in Node.js and Rust for Nexus’s Layer 1 and DEX.
- Develop APIs and data pipelines for trading, liquidity, and on-chain verification.
- Build and maintain blockchain infrastructure components (RPC endpoints, explorers, dev tools).
- Write clean, well-tested, production-grade code that supports verifiable financial applications.
- Contribute to architecture discussions and technical decisions based on your level of experience.
What We’re Looking For
- Experience building backend systems in a production environment.
- Proficiency in one or more of: Node.js, Rust, Go, or Python.
- Experience with relational databases (PostgreSQL or similar) and API design.
- A track record of shipping reliable software and improving the systems you work on.
- Excellent communication skills in Business English (spoken & written).
Levels We’re Hiring
- Junior 1–3 years - Solid foundations, eagerness to grow, guided ownership
- Senior 5+ years - System design leadership, cross-team impact, mentorship
Bonus Points For
- Experience in financial systems (exchanges, payments, clearing, or settlement).
- Familiarity with blockchain architectures, smart contracts, or consensus protocols.
- DevOps experience (Docker, Kubernetes, Terraform, AWS).
- Web3 or DeFi protocol development experience.
Why Join Us
- Build the backend systems powering the Layer 1 for Verifiable Finance.
- Collaborate with experts across blockchain, AI, and financial infrastructure.
- Shape the foundation for a verifiable, transparent, global trading system.
- Thrive in a fast-moving, high-impact engineering environment.