Marcin Franczyk
Staff Software Engineer at vCluster
Poland
Summary
🤩
Rockstar🎓
Top SchoolMarcin Franczyk is a Staff Software Engineer based in Poland with nearly a decade of experience building cloud-native and distributed systems, specializing in virtualization and container orchestration. He has driven KubeVirt integration and multi-cluster automation at Kubermatic, led image compatibility work for OCI at Huawei Open Source, and now contributes to vCluster at a senior technical level. A proven open-source maintainer, his GitHub contributions include extending kubermatic/machine-controller with Flatcar, GCP nested virtualization, and provider-specific integrations that show deep cloud-provider and infrastructure expertise. He combines hands-on engineering—operators, CSI drivers, cloud-init enhancements—with cross-vendor standards work and conference advocacy, making him effective both in code and in community leadership. Notably, he blends enterprise production deployments across on-prem, AWS, and GCP with practical tooling (e.g., chaos-style testing and upgrade automation) that improves reliability at scale.
9 years of coding experience
13 years of employment as a software developer
Inżynier (Inż.) Informatyka, Inżynier (Inż.) Informatyka at Wyższa Szkoła Zarządzania i BankowościBachelor's degree Information Technology, Bachelor's degree Information Technology at Cracow University of Technology
Polish, English
Github Skills (16)
kubernetes10
go10
cloud-infrastructure10
kubernetes-pods10
gcp10
dockers9
cloud-computing9
cloud-init9
openstack9
docker9
libvirt9
api8
yaml8
cicd8
apidoc8
Programming languages (10)
Github contributions (5)
kubermatic/machine-controller
Oct 2020 - Jan 2023
Role in this project:
Cloud Engineer / Infrastructure Engineer
Cloud Engineer / Infrastructure EngineerContributions:1 release, 102 reviews, 13 commits in 2 years 3 months
Contributions summary:Marcin's contributions primarily focus on enhancing the functionality of the `kubermatic/machine-controller` repository, with an emphasis on integrating Flatcar support through cloud-init and cloud-config. They implemented support for Anexia Cloud by reserving IP addresses before VM creation. Furthermore, they updated the codebase to leverage the kubevirt/api instead of kubevirt/client-go, and made changes to integrate GCP nested virtualization and guest OS features within the infrastructure. These changes demonstrate expertise in cloud provider integrations and infrastructure management.
kubermatic/kubermatic
Jan 2020 - Jan 2023
Kubermatic Kubernetes Platform - the Central Kubernetes Management Platform For Any Infrastructure
Role in this project:Backend & DevOps Engineer
Backend & DevOps EngineerContributions:243 reviews, 28 commits, 43 PRs in 3 years
Contributions summary:Marcin primarily contributed to the Kubermatic Kubernetes Platform by fixing bugs, improving functionality, and integrating new features related to KubeVirt cloud provider. Their work includes modifying API client implementations, adjusting network configurations for KubeVirt clusters to prevent conflicts, and integrating CSI drivers. They also focused on enhancing the platform's functionality, specifically by addressing OpenStack cloud initialization and improving the KubeVirt-specific features.
kubernetescluster-apikubermatic-kubernetes-platform
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