Senior Infrastructure Software Engineer

6 days ago


New York, New York, United States Nexus Full time $150,000 - $250,000 per year

About NexusNexus is innovating at the intersection of artificial intelligence, blockchain, and zero-knowledge cryptography to build a Layer 1 for the AI era. Our team of world-leading experts is developing the Nexus Layer 1 blockchain, Nexus zkVM, and other breakthrough products with the goal of creating a verifiable financial world.Nexus has raised $25M in Series A funding from Lightspeed, Pantera, Dragonfly, SV Angel, and more.Role OverviewRemote in New YorkNexus is seeking a Senior Infrastructure Software Engineer — with the potential to grow into a Tech Lead — to design and scale the core infrastructure powering our Layer 1 blockchain and its first core application: a high-performance DEX enshrined in the L1 protocol.This role requires deep expertise in low-latency distributed systems and the ability to deliver secure, production-grade infrastructure for financial applications. You'll work closely with Product, Research, and Security to build a system that meets the performance, reliability, and fairness requirements of modern trading systems — in a decentralized context.ResponsibilitiesArchitect and implement low-latency, high-throughput financial infrastructure for Nexus's Layer 1 and DEX.Own major roadmap milestones: public testnet → mainnet → institutional-grade performance.Optimize consensus and transaction pipelines for speed, determinism, and security.Collaborate with cryptography and protocol teams to integrate cutting-edge zero-knowledge proofs into production systems.Mentor mid-level engineers and establish engineering best practices for reliability, security, and observability.Ensure high availability and fault tolerance for mission-critical financial systems.What Success Looks Like- Mainnet launch with enterprise-grade reliability and sub-second transaction finality.- DEX achieves low-latency trade execution comparable to centralized systems while maintaining decentralization.Engineering systems and tooling enable



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