Yibo Zhuang
Senior Engineering Manager at Apple
San Jose, California, United States
Summary
🤩
Rockstar🎓
Top SchoolYibo Zhuang is a Senior Engineering Manager and seasoned systems engineer with 11+ years building cloud-native infrastructure, container runtimes, and storage/scheduling solutions at scale. He combines deep language fluency in Go, Swift, Python, and Rust with low-level hardware and firmware experience, having driven containerization and secure runtime work at Apple and performance runtimes for NVIDIA GPUs. Yibo has a strong open-source footprint—contributions to Kubernetes, scheduler-plugins, and Kata Containers demonstrate his knack for improving tests, scheduler performance, and direct-attached storage semantics. He excels at architecting complex systems from first principles, shipping production-ready tooling and controllers for runtime installation and operations across major cloud providers. Based in San Jose and educated at the University of Waterloo, he’s as comfortable optimizing kernel-adjacent behaviors as mentoring teams to adopt safer, more efficient infrastructure patterns.
11 years of coding experience
12 years of employment as a software developer
Dr. Norman Bethune C.I.Bachelor of Applied Science (B.A.Sc.), Computer Engineering, Bachelor of Applied Science (B.A.Sc.), Computer Engineering at University of Waterloo
English, Chinese
Github Skills (25)
kubernetes10
container10
testing10
scheduler10
scheduling10
go10
sched10
kube-scheduler10
kubernetes-pods10
protobuffer10
protobuf10
test-automation10
dockers9
docker9
virtualization9
Programming languages (5)
Github contributions (5)
kubernetes-sigs/scheduler-plugins
Feb 2022 - Jul 2022
Repository for out-of-tree scheduler plugins based on scheduler framework.
Role in this project:
Backend & Test Automation Engineer
Backend & Test Automation EngineerContributions:14 reviews, 7 commits, 4 PRs in 5 months
Contributions summary:Yibo primarily focused on improving the integration tests within the Kubernetes scheduler-plugins repository. Their work involved refactoring existing tests to leverage the `envtest` framework, simplifying test setup and eliminating dependencies on external testing packages. This included modifications to the `coscheduling_test.go` file, along with changes to core testing components. The user also addressed issues related to PodGroup scheduling and implemented changes to remove caching mechanisms, leading to improved performance and stability.
schedulerk8s-sig-schedulingout-of-tree
kubernetes/kubernetes
Sep 2021 - Nov 2022
Production-Grade Container Scheduling and Management
Role in this project:Back-end Developer
Back-end DeveloperContributions:65 reviews, 7 commits, 6 PRs in 1 year 1 month
Contributions summary:Yibo focused on enhancing the volumebinding scheduler plugin within the Kubernetes project. Their contributions primarily involved improving error messages to provide better clarity for users, especially when dealing with PVCs bound to non-existent PVs or when a PVC is in the ClaimLost state. The user also added checks to the PreFilter stage, reducing the number of nodes evaluated during scheduling. Furthermore, the user implemented the StorageInfoLister interface to optimize PVC lookups in the cache.
containersschedulingdockergradeproduction-grade
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