Yun Peng
Staff Software Engineer At Google
Munich, Bavaria, Germany
Summary
🤩
Rockstar🎓
Top SchoolYun Peng is a Staff Software Engineer at Google with 11 years of experience leading the Bazel open-source team from Munich, driving developer tooling, build automation, and cross-platform CI reliability. He combines deep backend Java and Python expertise with DevOps chops, having improved Bazel’s central module registry, CI infrastructure, and the popular Bazelisk launcher to streamline migrations and testing. Yun’s work often targets Windows build and CI edge cases, improving platform parity through native launchers and automation scripts—a detail that highlights his pragmatism for real-world developer environments. As an active contributor to high-impact projects like bazelbuild/bazel and related ecosystems, he focuses on tooling that enables other engineers to ship reliably at scale. He holds a Computer Science degree from the University of Electronic Science and Technology of China and blends hands-on engineering with project-wide stewardship.
11 years of coding experience
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at University of Electronic Science and Technology of China
Github Skills (35)
python10
windows10
bash10
build-system10
cicd10
java10
javas10
automation10
script10
go10
automation-testing10
bazel10
ci-cd-pipeline10
build-automation10
nodejs10
Programming languages (13)
Github contributions (5)
bazelbuild/bazel-central-registry
Sep 2021 - Jan 2023
The central registry of Bazel modules for the Bzlmod external dependency system.
Role in this project:
Backend Developer & Build Automation Engineer
Backend Developer & Build Automation EngineerContributions:1078 reviews, 86 commits, 811 PRs in 1 year 4 months
Contributions summary:Yun primarily contributed tools and scripts for managing and building Bazel modules within the Bazel Central Registry. Their work included creating tools to add modules, validating the registry, and migrating projects to Bzlmod. These changes involved writing Python scripts and modifying core registry files, including MODULE.bazel. The impact of these contributions is improved automation and the ability to streamline module management, helping other Bazel developers.
starlarkbzlmodbazelbazel-rules
bazelbuild/continuous-integration
May 2016 - Jan 2023
Bazel's Continuous Integration Setup
Role in this project:DevOps Engineer
DevOps EngineerContributions:391 reviews, 473 commits, 878 PRs in 6 years 8 months
Contributions summary:Yun primarily focused on maintaining and improving the continuous integration setup for the Bazel project. Their contributions included adding CI admins, merging branch changes, creating and modifying Windows slave configurations, updating Docker builds, installing software on Windows slaves, refactoring jobs, and fixing issues related to Windows slaves and Bazel. The work focused on ensuring the CI infrastructure functioned correctly for various platforms and integrated with tools like GitHub and gcloud.
bazelcontinuousbuildkitecontinuous-integrationbazel-rules
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