Peifeng Yu - Software Engineer at Google

Peifeng Yu

Software Engineer at Google

Bellevue, Washington, United States

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Summary

🤩

Rockstar

🎓

Top School

Peifeng Yu is a seasoned software engineer with 14 years of experience, currently building systems at Google from his base in Bellevue, Washington. He combines deep academic training—holding a master's and pursuing a PhD in Computer Science from the University of Michigan—with practical open-source impact, notably contributing YAML support to the Qt Markdown editor and implementing a Freedesktop Secret Service integration for KeePassXC. Comfortable across front-end and back-end work, he has a history of shipping robust integrations and fixing subtle configuration and interoperability bugs. An intellectually curious pragmatist who describes himself as “a pessimist because of intelligence, but an optimist because of will,” he maintains a public portfolio at unlimitedcodeworks.xyz that highlights both production-grade engineering and thoughtful tooling contributions.

14 years of coding experience

1 year of employment as a software developer

Doctor of Philosophy - PhD, Computer Science, Doctor of Philosophy - PhD, Computer Science at University of Michigan

Bachelor's degree, Computer Software Engineering, 89.9/100, Bachelor's degree, Computer Software Engineering, 89.9/100 at Xi'an Jiaotong University

English, Chinese

Stackoverflow

Stats

196reputation

20kreached

3answers

2questions

Github Skills (24)

markdown10

c-language10

qt10

keepass10

dbus10

markdown-it10

yaml10

cprogramming-language10

editor9

text-editor9

unit-testing9

security9

qt-framework8

password-manager8

linux7

Programming languages (23)

C#SmartyJavaC++RustCCMakeTeX

Github contributions (5)

keepassxreboot/keepassxc

Apr 2022 - May 2022

KeePassXC is a cross-platform community-driven port of the Windows application “Keepass Password Safe”.

Role in this project:

Back-end Developer

Contributions:20 reviews, 7 commits, 31 PRs in 1 month

Contributions summary:Peifeng primarily contributed to the implementation of a Freedesktop.org Secret Storage Spec server-side API within KeePassXC. This involved the development of various components such as a plugin, session adaptors, and related settings pages. The work included the creation of objects for collection, items, and prompts, enabling clients like Seahorse to connect and access the KeePassXC database. The user also addressed multiple issues, refactoring existing code to improve the integration of the Secret Service.

yubikeywindows-10community-drivenpasswordmacos

cloose/CuteMarkEd

Jan 2015 - Feb 2015

Qt Markdown Editor

Role in this project:

Full-stack Developer

Contributions:7 commits, 4 PRs, 10 comments in 12 days

Contributions summary:Peifeng primarily contributed to the Qt Markdown Editor by implementing and refining YAML header support. This involved modifying the Markdown highlighter to exclude YAML headers and updating the options and HTML preview generator to reflect the new feature. Furthermore, the user added a unit test for the YAML header checker and fixed a bug related to loading the YAML header setting on startup. These changes enhance the editor's functionality and address a configuration issue.

notebookeditoroutlinermarkdown-editormarkdown

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