# Abdulrahman Jamjoom

> Abdulrahman Jamjoom, also known publicly as Abdul Jamjoom, is the San Francisco based co-founder and CEO of Arini. A Harvard computer science graduate and former Threads engineer, he builds AI software for telephone communication and business operations with Rami Rustom, whom he met in high school in Jordan. His earlier projects include the jamBot drawing robot and Axle, a student debit card venture.

- **Role:** Co-Founder & CEO at Arini
- **Organizations:** Arini, Threads, Axle
- **Education:** High school diploma, King's Academy, BA in Computer Science, Harvard University, Y Combinator
- **Known for:** Co-founded Arini, a Y Combinator Winter 2024 company., Led search at Threads and co-led its AI team with Rami Rustom., Co-developed Axle, a student debit card system launched around Harvard Square in 2019.

## Career timeline

- **2018** — Built and documented jamBot, a mobile pen drawing robot, as a Harvard fabrication project.
- **2019** — Helped develop Axle with Matteo Carroll and Vojta Drmota; the card launched at three Harvard Square businesses.
- **2019** — Graduated from Harvard with a computer science degree.
- **2019-2023** — Worked as a software engineer at Threads; led search and later co-led its AI team with Rami Rustom.
- **2023-11** — Began as an Arini co-founder, according to The Org employment history.
- **2024** — Arini participated in Y Combinator's Winter 2024 batch and launched an AI receptionist.
- **2025-07** — Arini appointed Eric Johnson chief commercial officer as it expanded its enterprise offering.
- **2025-09** — Announced as a DSO Technology Summit speaker in Nashville on AI-native forward deployed engineers.

## Achievements

- Co-founded Arini, a Y Combinator Winter 2024 company.
- Led search at Threads and co-led its AI team with Rami Rustom.
- Co-developed Axle, a student debit card system launched around Harvard Square in 2019.
- Built jamBot, a drawing robot, during his Harvard computer science studies.

## Latest updates

- **2026-07** — Arini's blog lists articles under his byline on inventory levels by location and reducing supply costs for high-volume practices.
- **2025-09** — Arini announced his September 19 speaking appearance at the DSO Technology Summit in Nashville.
- **2025-07** — Arini announced Eric Johnson as chief commercial officer and reported more than 10,000 receptionist calls daily.

## Links

- Website: https://fab.cba.mit.edu/classes/863.18/Harvard/people/abdulrahman/site/index.html
- LinkedIn: https://www.linkedin.com/in/abduljamjoom
- Twitter/X: https://x.com/abduljamjoom
- GitHub: https://github.com/ajamjoom
- Facebook: https://www.facebook.com/abdulrahman.jamjoom

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Profile page: https://yespress.io/abdulrahman-jamjoom
Published by YesPress — https://yespress.io
Last updated: 2026-10-13