Huahang Liu
Staff Software Engineer at 小米科技
Haidian District, Beijing, China
Summary
👤
Senior🎓
Top SchoolHuahang Liu is a Staff/Principal software engineer with 15 years of experience building large-scale server and embedded systems for consumer devices, currently designing components for Xiaomi Electric Vehicles. He led the server architecture for Xiaomi smart speakers—owning MQTT-based remote control, OTA, logging, push, and BLE provisioning—while integrating AI/NLP services to ship the Xiao Ai assistant. Comfortable across cloud services, embedded platforms, Android and even 3D graphics, he pairs systems-level design with hands-on coding, including MapReduce jobs and small web tools. His open-source contributions to the widely used muduo C++ networking library show attention to correctness and maintainability in low-level, event-driven code. Based in Beijing, he combines product-focused engineering with security-minded experience (Mi Cloud key management and HSM integration) to protect data at scale.
15 years of coding experience
11 years of employment as a software developer
Master Computer Science, Master Computer Science at University of Southern CaliforniaBachelor Computer Science, Bachelor Computer Science at Zhejiang University
English, Chinese, Japanese
Github Skills (10)
linux10
c-language10
cprogramming-language10
network-programming10
socket9
eventing9
event-driven9
debugging7
build-system7
debug7
Programming languages (13)
Github contributions (5)
chenshuo/muduo
May 2014 - Aug 2014
Event-driven network library for multi-threaded Linux server in C++11
Role in this project:
Back-end Developer
Back-end DeveloperContributions:5 commits, 1 issue in 3 months
Contributions summary:Huahang primarily contributed to the `muduo` library, focusing on the `Buffer.cc` file, making adjustments to its read functionality and commenting to improve accuracy. They also addressed compile warnings by including missing macros in several files, specifically `Timestamp.cc` and `TimerQueue.cc`. Additionally, the user made a minor style fix in `RpcServer.cc`. These changes indicate a focus on code correctness and maintaining the library's functionality.
multithreadingcpplinux-servernetworkinglinux
dkmt-io/dk_pull
May 2022 - May 2023
Contributions:3 reviews, 22 PRs, 54 pushes in 11 months
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