Role overview
About Nexus
Nexus is building a world supercomputer by leveraging the latest advancements in AI, cryptography, engineering, and science. Our team of world-leading experts is developing and deploying the Nexus Layer 1 blockchain and Nexus zkVM (zero-knowledge virtual machine) in support of our mission to enable the Verifiable Internet.
Nexus raised $25M in Series A funding from Lightspeed, Pantera, Dragonfly, SV Angel, and more.
We are headquartered in San Francisco, and this role will be in-person with the rest of the Nexus team.
AI Software Engineer, Product
As an AI Software Engineer on the Product team, you will play a pivotal role in transforming cutting-edge AI research into production-ready features that deliver tangible value to users. You’ll work at the intersection of engineering, product, and research to rapidly prototype, test, and launch AI-powered experiences. This role is ideal for someone who thrives in fast-paced environments, loves iterating with users in mind, and is passionate about delivering delightful, intelligent products.
What we're looking for
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Collaborate with product managers, designers, and researchers to define and ship AI-first features.
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Prototype and iterate on intelligent workflows that solve real user problems.
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Integrate LLMs and other AI systems into end-user applications via APIs and internal tooling.
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Optimize inference pipelines for latency, cost, and user experience.
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Use data-driven methods to evaluate and improve product performance and user impact.
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Strong engineering foundation with experience building user-facing products.
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Proficiency in Python and frontend/backend development (e.g., React, FastAPI, Node.js).
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Familiarity with deploying and integrating LLMs or AI APIs in production.
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Ability to rapidly prototype, experiment, and iterate based on user feedback.
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Strong communication skills and comfort working cross-functionally.
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Embrace AI as a core part of how you work, think, and build.
Bonus Points
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Experience in product engineering at an AI-native or fast-scaling startup.
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Familiarity with A/B testing frameworks and product analytics tools.
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Understanding of user behavior in AI-assisted interfaces (e.g., copilots, chat, search).
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Background in UX design or a strong product sense.
Benefits
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Competitive salary and generous equity compensation
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Health insurance for employees and their dependents
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Daily lunch and dinner provided at SF headquarters
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Company-paid travel to events and conferences
Nexus is committed to diversity in our workforce and is proud to be an Equal Opportunity Employer (EEO).