# Robert Eng

> Robert Eng is Co-Founder and CPO of Pylon, the AI-native B2B customer support platform built for how enterprise teams actually communicate. A Caltech computer science and history double major who cut his teeth at Facebook, DoorDash, and Affinity, he co-founded Pylon in November 2022 with Advith Chelikani and Marty Kausas. The company - backed by $51M from a16z, Bain Capital Ventures, General Catalyst, and Y Combinator - has grown to 750+ customers including Together AI, Cognition, and AssemblyAI with 5x+ year-over-year revenue growth for two consecutive years.

- **Role:** Co-Founder & CPO at Pylon
- **Organizations:** Pylon, Y Combinator (W23), Affinity, Inc., IKASI, Kleiner Perkins (KPCB Engineering Fellow)
- **Nationality:** American
- **Education:** BS, Computer Science and History, California Institute of Technology (Caltech), High School Diploma, Saratoga High School
- **Known for:** Co-founded Pylon, which grew to 750+ B2B customers with 5x+ year-over-year revenue for two consecutive years, Raised $51M total from a16z, Bain Capital Ventures, General Catalyst, and Y Combinator, Selected as KPCB Engineering Fellow from 2,500 applicants (top 57 selected)

## Career timeline

- **2013** — Astronomy research intern at UC Santa Cruz, built galaxy survey web interface
- **2014** — Enrolled at Caltech, pursuing dual BS in Computer Science and History
- **2015** — Network software intern at Speedy Packets; information security intern at Caltech
- **2016** — Selected as KPCB Engineering Fellow (1 of 57 chosen from 2,500 applicants); infrastructure software engineer intern at DoorDash
- **2017** — Software engineering intern at Facebook on Applied Machine Learning team working on Caffe2 framework; computer vision research in Professor Perona's lab at Caltech
- **2016-2017** — Co-Head Director of Hacktech, a major intercollegiate hackathon at Caltech
- **2018** — Graduated Caltech; joined Affinity, Inc. as software engineer
- **2018-2021** — Software Engineer at Affinity, Inc.
- **2021-2022** — Software Engineer at IKASI
- **2022-11** — Co-founded Pylon with Advith Chelikani and Marty Kausas; first customer: Hightouch
- **2023** — Pylon accepted into Y Combinator Winter 2023 batch
- **2024-08** — Pylon closes $17M Series A led by Andreessen Horowitz
- **2025-08** — Pylon raises $31M Series B co-led by a16z and Bain Capital Ventures, bringing total funding to $51M; company reaches 750+ customers and 5x YoY revenue growth

## Achievements

- Co-founded Pylon, which grew to 750+ B2B customers with 5x+ year-over-year revenue for two consecutive years
- Raised $51M total from a16z, Bain Capital Ventures, General Catalyst, and Y Combinator
- Selected as KPCB Engineering Fellow from 2,500 applicants (top 57 selected)
- Co-led Hacktech, a major intercollegiate hackathon at Caltech
- Drove 150+ enterprise migrations away from Zendesk, Intercom, and Salesforce Service Cloud
- Built AI-powered support system reducing routine work by 50% and agent response speed by 3x
- Maintained zero employee attrition at Pylon through company's early growth phase
- Multiple hackathon wins including 1st place at SD Hacks 2015 and Top 10 at Greylock 2017

## Latest updates

- **2025-08** — Pylon raised $31M Series B co-led by a16z and Bain Capital Ventures, bringing total funding to $51M
- **2025-07** — Pylon launched SAML SSO login for enterprise customers
- **2025-06** — Launched CRM integration with bi-directional field sync between Pylon and major CRMs
- **2025-02** — Added hourly data warehouse syncs for Snowflake and BigQuery
- **2025-01** — Pylon partnership with Help Desk Migration formalized, enabling fast migrations from legacy platforms
- **2024-08** — Pylon closed $17M Series A led by Andreessen Horowitz
- **2024-10** — Published '2024 State of Slack Support' report

## Links

- Website: https://usepylon.com
- LinkedIn: https://www.linkedin.com/in/robert-eng
- Twitter/X: https://twitter.com/rengrenghello
- GitHub: https://github.com/roberteng
- YouTube: https://www.youtube.com/pylonofficial
- Facebook: https://www.facebook.com/rengrenghello

---

Profile page: https://yespress.io/robert-eng
Published by YesPress — https://yespress.io
Last updated: 2026-05-23