Zvi Cahana
Principal Software Engineer, Cloud Native Team
Manof, North District, Israel
Summary
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Rockstar🎓
Top SchoolZvi Cahana is a Principal Software Engineer specializing in cloud-native systems, currently leading work on Redis Enterprise for Kubernetes and next-generation Redis Cloud architecture. With 13+ years in software engineering and a decade focused on cloud-native stacks, he brings deep hands-on expertise in Go, Kubernetes, OpenShift and service mesh technologies like Istio and Envoy. He has been a core contributor and maintainer on high-profile open-source projects including KubeVirt and Istio, improving operator patterns, ingress controllers, and VM lifecycle/status handling. Zvi blends backend and DevOps craftsmanship—refactoring for maintainability, updating critical dependencies, and hardening controller logic—to deliver resilient, production-grade cloud software. He pairs technical leadership and mentorship with cross-functional collaboration across product, support and architecture teams, and often surfaces non-obvious operational issues such as tainted configurations and CA-bundle handling. Based in northern Israel and educated at Technion, he has a track record of turning complex distributed requirements into pragmatic, well-tested implementations.
10 years of coding experience
11 years of employment as a software developer
Bachelor of Science (BSc) Computer Science, Bachelor of Science (BSc) Computer Science at Technion - Israel Institute of Technology
Hebrew, English
Stackoverflow
11reputation
1kreached
0answers
1question
Github Skills (31)
env10
service-mesh10
kubernetes10
ingress-controller10
docker10
envoyproxy10
controller10
hyper-v10
testing10
kubernetes-operator10
go-testing10
dockers10
cicd10
led-controller10
go10
Programming languages (13)
Github contributions (5)
kubevirt/hyperconverged-cluster-operator
Nov 2020 - Aug 2021
Operator pattern for managing multi-operator products
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:58 reviews, 11 commits, 14 PRs in 8 months
Contributions summary:Zvi's contributions primarily focused on implementing features and modifying existing code related to the Hyperconverged Cluster Operator. This includes enhancing the operator's functionality to detect and handle unsupported configurations by introducing a TaintedConfiguration condition and also modifying the controller's watch predicate, specifically concerning generation and annotation changes. Furthermore, they were instrumental in updating dependencies, which included the switch to a new SSP operator and in adjusting the deployment configuration to support the new setup. Their work also encompassed the refactoring and fixing of code smells reported by SonarCloud.
operatorhyperconvergedvirtualizationkuberneteshco
kubevirt/kubevirt
Apr 2021 - Mar 2022
Kubernetes Virtualization API and runtime in order to define and manage virtual machines.
Role in this project:Back-end Developer
Back-end DeveloperContributions:152 reviews, 94 commits, 25 PRs in 11 months
Contributions summary:Zvi primarily contributed to the core functionality of the Kubernetes Virtualization API and runtime. They removed code related to deleting ownerReferences for orphan VMIs/DVs, fixing adoption of orphan DataVolumes, and implemented controller logic to display a human-readable status. The user also added the VirtualMachine.Status.PrintableStatus field, improved the status reporting, and refactored code dealing with device ownership. These commits demonstrate a focus on improving the controller's stability, data management, and user experience.
kubernetesvirtual-machinevirtualizationlibvirtvms
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