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Cyrus Nouroozi

Cyrus Nouroozi

Founder of two YC-backed AI startups and DSPy core contributor

cyrus
San Francisco, California
Joined July 2024

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Summary

Cyrus Nouroozi is a serial entrepreneur with a strong focus on AI, evidenced by co-founding two YC-backed startups: Zenbase AI and The Synthesis Company. Both ventures address significant problems in the AI/research landscape, reflecting his ambition to build impactful solutions at scale. ycombinator+1
His expertise lies in AI optimization and prompt engineering, stemming from his role as a core contributor to Stanford NLP's DSPy framework. He played a crucial role in developing multi-LLM support for DSPy, directly translating this deep technical knowledge into practical applications through Zenbase AI. thoughtleadersintech+1
Nouroozi possesses a diverse technical background, ranging from full-stack web development and lead software engineering at an influencer marketing startup to leading Solidity engineering in crypto and conducting multi-agent AI research. This breadth of experience underpins his ability to tackle complex, interdisciplinary problems. thoughtleadersintech
He has a notable history of creating and contributing to high-growth projects, including co-founding WOMBO.ai, an app that rapidly scaled to 100 million downloads. This demonstrates his ability to identify and execute on opportunities with significant user adoption. thoughtleadersintech
Cyrus is driven by a desire to build things that are useful and impactful, a motivation evident since his early days of building his own PC and websites. His journey reflects a continuous pursuit of meaningful challenges, from addressing climate tech issues with Eden DAO to revolutionizing scientific research with AI. thoughtleadersintech

Work

Education

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Hobbies

Developed an early passion for building things, starting with Legos and model airplanes, which evolved into building PCs and teaching himself to code at a young age. thoughtleadersintech

Notes

AGAndres Giraultsaid they've seen
CNCyrus Nouroozi
successfully own both engineering and product strategy in a fast-growing startup with very limited resources.

Dec 10, 2025

AGAndres Giraultsaid they've seen
CNCyrus Nouroozi
consistently write high-quality code and contribute to complex software projects.

Aug 22, 2025