Charles-edouard Brétéché
Senior Software Engineer at Nirmata
Rennes, Brittany, France
Summary
🤩
Rockstar🎓
Top SchoolCharles-edouard Brétéché is a Senior Software Engineer based in Rennes with seven years focused on platform engineering, Kubernetes, and SRE/DevOps practices. He has moved from application and architecture roles into building resilient, automated cloud platforms—primarily around Kubernetes—and now drives platform work at Nirmata. An active open-source contributor, he authored the kOps Terraform provider and has contributed to high-profile projects like Kubernetes test-infra and kOps, helping integrate Tekton pipelines and improve cluster validation. His background spans AWS automation, CI/CD integrations, and upgrading Kubernetes dependencies in projects such as Kyverno, showing a pragmatic blend of backend engineering and infrastructure craftsmanship. Known for refactoring with intent, he favors passing minimal, well-scoped interfaces (e.g., host addresses for validation) over heavy configs, which reduces coupling in distributed systems. He occasionally writes technical stories on Medium, sharing practical learnings from production platform work.
7 years of coding experience
10 years of employment as a software developer
I.U.P de l'université d'Avignon : Génie Informatique et MathématiquesD.E.U.G A, D.E.U.G A at Mathématiques et Informatique Appliqués aux Sciences
Github Skills (14)
tekton10
kubernetes10
kops10
go10
aws10
cicd10
kubernetes-pods10
devops9
testing9
k8s9
yaml8
charts7
helm7
bazel6
Programming languages (20)
Github contributions (5)
kyverno/kyverno
Feb 2022 - Jan 2023
Cloud Native Policy Management
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3313 reviews, 798 commits, 4146 PRs in 11 months
Contributions summary:Charles-edouard was involved in updating Kubernetes dependencies to version 1.27, which included modifications to build configuration, infrastructure, and client code. Further contributions focused on maintaining the project's charts and related documentation. The user added features for the reporting module, including cleanup job enhancements, code refactoring for improved efficiency.
policycosignpolicy-managementk8skubernetes
kubernetes/kops
Nov 2020 - Feb 2022
Kubernetes Operations (kOps) - Production Grade k8s Installation, Upgrades and Management
Role in this project:Backend & DevOps Engineer
Backend & DevOps EngineerContributions:11 reviews, 12 commits, 10 PRs in 1 year 3 months
Contributions summary:Charles-edouard primarily contributed to the Kubernetes Operations (kOps) project by making changes related to cluster validation, specifically addressing dependencies on local kubeconfig. They refactored code to pass the host address instead of the full configuration in the `validate_cluster.go` file. The user also updated dependencies, including a Bazel update, and made changes to support custom audiences in the AWS OIDC provider for ServiceAccountIssuerDiscovery.
containersgcphelmlinodeinstallation
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