Wojtek Toman
Senior Software Engineer at Google
Warsaw, Masovian Voivodeship, Poland
Summary
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Rockstar🎓
Top School
Top expert inKubernetes and Cloud-Native Technologies
Wojtek Toman is a Senior Software Engineer with 11 years of experience building and optimizing large-scale distributed systems, currently working on cluster management at Google. He brings deep Kubernetes expertise—contributing to core repos like kubernetes/kubernetes, perf-tests, autoscaler and apiserver—focused on performance, stability, caching, and API correctness. His background spans systems, backend, DevOps and tooling, with a history of solving concurrency and performance issues in watchcache, etcd storage, and metrics pipelines. Earlier roles include leading cross-platform development for HDRSoft’s Photomatix and authoring a 250k LOC open-source 3D engine, highlighting both product delivery and low-level systems craftsmanship. Comfortable across C/C++, Go, Java, Ruby and multiple ecosystems, he combines hands-on coding with pragmatic design and test-driven improvements. Based in Warsaw, he pairs large-company production experience with long-standing open-source contributions that influence widely used cloud-native infrastructure.
11 years of coding experience
20 years of employment as a software developer
Engineer, Computer Science, A, Engineer, Computer Science, A at Wojskowa Akademia Techniczna w Warszawie
English, Polish, German
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (47)
autoscaling10
caching10
kubernetes10
validations10
api-design10
apidoc10
kubernetes-apiserver10
testing10
kubectl10
validation10
performance-testing10
client-go10
code-generation10
go10
unstructured-data10
Programming languages (9)
Github contributions (5)
kubernetes/perf-tests
May 2017 - Nov 2022
Performance tests and benchmarks
Role in this project:
DevOps Engineer & Performance Engineer
DevOps Engineer & Performance EngineerContributions:363 reviews, 116 commits, 151 PRs in 5 years 7 months
Contributions summary:Wojtek primarily focused on improving the performance and stability of the Kubernetes performance tests. Their contributions involved fixing scripts, refining the testing framework, and optimizing resource usage. They addressed issues in the clusterloader scripts, ensuring proper test execution. They also made changes to improve the efficiency of metrics gathering and profile collection within the test environment.
stress-testingbenchmarkingperformance-testsbenchmarkperformance
kubernetes/enhancements
Apr 2018 - Nov 2022
Enhancements tracking repo for Kubernetes
Role in this project:Back-end Developer
Back-end DeveloperContributions:1374 reviews, 91 commits, 89 PRs in 4 years 7 months
Contributions summary:Wojtek focused on enhancing the Kubernetes Enhancement Proposals (KEP) validation process. Their contributions include adding new fields and validations for the `kep.yaml` files, specifically related to milestones, feature gates, and PRR (Production Readiness Review) approvals. They refactored the `kepval` package, integrating external data sources for validation and refactoring code for the upcoming PRR approval validator.
kubernetes-releasestrackingk8s-sig-architecturekubernetesenhancements
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