Tao Ren - Software Engineer at Facebook

Tao Ren

Software Engineer at Facebook

Menlo Park, California, United States

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Summary

👤

Senior

🎓

Top School

Tao Ren is a seasoned software engineer based in Menlo Park with roughly a decade of industry experience delivering low-level and system software for large-scale infrastructure. Currently at Facebook, he maintains OpenBMC kernel components and contributes across Linux subsystems (network, USB, hwmon, GPIO, device tree), and previously led cross-platform USB and compatibility layer efforts at VMware that noticeably improved USB I/O performance. He combines hands-on kernel development and hardware bring-up with vendor collaboration, hiring and mentoring, and has contributed to high-profile open-source projects like Facebook’s fboss—implementing monitoring and Modbus-based power loss siren control. Trained in mechanical-electrical and telecommunications engineering, he brings a hardware-aware systems perspective that helps bridge firmware, drivers, and operational monitoring.

8 years of coding experience

11 years of employment as a software developer

Bachelor's degree, Mechanical Electrical Engineering, Bachelor's degree, Mechanical Electrical Engineering at Beijing University of Posts and Telecommunications

Master's degree, Telecommunications Engineering, Master's degree, Telecommunications Engineering at Beijing University of Post and Telecommunications

English, Chinese

Github Skills (9)

modbus-tcp10

c-language10

thrift10

cprogramming-language10

modbus10

system-monitoring9

gpio9

json8

testing8

Programming languages (3)

C++CHack

Github contributions (5)

facebook/fboss

Dec 2021 - Jul 2022

Facebook Open Switching System Software for controlling network switches.

Role in this project:

Back-end Developer

Contributions:6 commits in 7 months

Contributions summary:Tao primarily contributed to the development of the Rackmon module within the fboss project. Their work included defining and implementing the Thrift interface for interacting with Modbus devices, specifically focusing on power loss siren monitoring. They also added a new class, `RackmonPlsManager`, to manage the power loss siren signals, and implemented the corresponding `getPowerLossSiren` thrift API, demonstrating a focus on system monitoring and control. Further contributions included adding tests to validate the configuration of the PLS and the manager itself.

facebookcontrollingswitchingsystem-softwareswitches

facebook/openbmc-linux

Apr 2018 - Sep 2022

Linux kernel consumed by OpenBMC

Contributions:346 commits, 9 pushes, 9 branches in 4 years 5 months

kernelconsumedlinuxlinux-kernelopenbmc

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