# Eno Reyes

> Eno Reyes is the San Francisco-based co-founder and CTO of Factory, an enterprise software company building autonomous engineering agents called Droids. Raised in Atlanta and educated in computer science at Princeton, Reyes worked at Microsoft and Hugging Face before reconnecting with Princeton alumnus Matan Grinberg at a 2023 hackathon and starting Factory. His work centers on the less theatrical problems of AI-assisted development: context, verification, tool integration, security and the organizational knowledge required to move from generated code to dependable software.

- **Role:** CTO & Co-Founder at Factory
- **Organizations:** Factory, Hugging Face, Microsoft, 23cubed
- **Education:** Bachelor's degree in Computer Science, Princeton University, High school diploma, Pace Academy
- **Known for:** Co-founded Factory and led its technical work on autonomous software engineering systems., Helped Factory grow from a 2023 seed-stage company to a reported $5 billion valuation in September 2026., Named to the 2025 Forbes 30 Under 30 North America list in artificial intelligence.

## Career timeline

- **2017** — Co-founded 23cubed while a freshman at Princeton; the business grew from freelance web development into a wider digital agency.
- **2021** — Graduated from Princeton University with a computer science degree after writing a thesis involving deep learning.
- **2021-2022** — Worked as a software engineer in Azure Networking at Microsoft.
- **2022-2023** — Worked as a machine learning engineer on Hugging Face's Success team, helping enterprise customers train, optimize and deploy language models.
- **2023** — Reconnected with Matan Grinberg at a LangChain hackathon and co-founded Factory in San Francisco.
- **2023-11** — Factory announced a $5 million seed round led by Sequoia Capital and Lux Capital.
- **2024** — Factory reported a state-of-the-art 19% result on the SWE-bench coding benchmark, compared with a previous high of 14%.
- **2025** — Named to the Forbes 30 Under 30 North America list in artificial intelligence.
- **2026-04** — Factory raised a $150 million Series C at a $1.5 billion valuation.
- **2026-09** — Factory announced $200 million in new financing at a $5 billion valuation, bringing total funding above $400 million.

## Achievements

- Co-founded Factory and led its technical work on autonomous software engineering systems.
- Helped Factory grow from a 2023 seed-stage company to a reported $5 billion valuation in September 2026.
- Named to the 2025 Forbes 30 Under 30 North America list in artificial intelligence.
- Co-authored Factory research introducing Legacy-Bench for evaluating agents on legacy software tasks.
- Helped develop a model-agnostic enterprise platform deployable in cloud, on-premises and air-gapped environments.
- Co-founded 23cubed as a Princeton freshman and helped expand it beyond freelance web development.

## Latest updates

- **2026-09** — Factory announced a $200 million financing at a $5 billion valuation, bringing total funding above $400 million.
- **2026-09** — Factory introduced private deployment options for customer VPCs, on-premises infrastructure and air-gapped networks.
- **2026-09** — Factory said production sessions using Factory Router cost 63% less in aggregate than the same workloads at published frontier-model rates.
- **2026-08** — Reyes discussed model independence, verification, enterprise intelligence and open models in a 20VC interview.
- **2026-08** — Factory announced an expansion into Japan and appointed Seiji Sasaki as President and GM of Japan.
- **2026-05** — Reyes joined a Princeton alumni panel on AI, creativity, ownership and the future of work.
- **2026-04** — Reyes co-authored the announcement of Legacy-Bench, an evaluation suite for AI agents working on critical legacy software.

## Links

- Website: https://enoreyes.com/
- LinkedIn: https://www.linkedin.com/in/enoreyes
- Twitter/X: https://x.com/EnoReyes
- GitHub: https://github.com/enoreyes

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Profile page: https://yespress.io/eno-reyes
Published by YesPress — https://yespress.io
Last updated: 2026-09-27