William Yao
Software Engineer II at Microsoft
Redmond, Washington, United States
Summary
🤩
Rockstar🎓
Top SchoolWilliam Yao is a Software Engineer II at Microsoft with six years of experience building cloud-native infrastructure and developer tooling, specializing in Kubernetes, Azure, Go, and Java. He has driven key AKS feature integrations into Cluster API Provider Azure—adding support for AKS Extensions, AKS Fleet, and Cilium CNI—and designed MachinePool support for ClusterClass to better serve CAPZ users. A leader in the Cluster API community, he coordinates cross-company release communications and runs office hours while improving CI/CD and testing frameworks to raise code quality at scale. His open-source footprint includes meaningful contributions to Brigade and Cluster API where he automated project initialization, security checks, dependency bumps, and test infrastructure improvements. Earlier full-stack projects from Rice University show he pairs cloud-native systems work with product-minded engineering, having shipped apps used by thousands of students and patients. Based in Redmond, he blends hands-on implementation with community stewardship to advance practical cloud orchestration tools.
5 years of coding experience
2 years of employment as a software developer
Bachelor of Science - BS, Computer Science, Senior, Bachelor of Science - BS, Computer Science, Senior at Rice UniversityThe King's Academy
Github Skills (34)
azuread10
kubernetes10
lifecycle10
cicd10
azure-aks10
go10
build-automation10
kubernetes-pods10
yaml10
cluster-api10
azure10
k8s10
kr8s10
test-automation10
scripting9
Programming languages (11)
Github contributions (5)
kubernetes-sigs/cluster-api-provider-azure
Aug 2022 - Dec 2022
Cluster API implementation for Microsoft Azure
Role in this project:
Backend & DevOps Engineer
Backend & DevOps EngineerContributions:858 reviews, 23 commits, 148 PRs in 4 months
Contributions summary:William primarily focused on improving the testing infrastructure and refactoring the CI/CD pipeline within the repository. They addressed broken tests, converted tests to optional, and implemented new test structures. Additionally, the user made updates to the CI script to only look for breaking changes in specified API directories and fixed spellcheck issues. These changes demonstrate a focus on code quality, automated testing, and efficient development workflows.
apicluster-apik8s-sig-cluster-lifecyclek8s-provider-azuremicrosoft-azure
kubernetes-sigs/cluster-api
Aug 2022 - Aug 2022
Home for Cluster API, a subproject of sig-cluster-lifecycle
Role in this project:Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:109 reviews, 2 commits, 42 PRs in 1 day
Contributions summary:William primarily contributed to the `kubernetes-sigs/cluster-api` repository by bumping versions of dependencies such as `cert-manager`, and by adding support for machine pools, updating the API. They also added unit tests and improved the infrastructure for the project. The user further added machine pools support to existing upgrade and rollout tests.
apilifecyclesubprojectcluster-apisig
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