Itamar Holder
Principal Software Engineer at Red Hat
Israel
Summary
🤩
Rockstar🎓
Top SchoolItamar Holder is a Principal Software Engineer at Red Hat and a KubeVirt maintainer who combines deep virtualization and Kubernetes expertise to advance cloud-native VM orchestration. Over ~5 years of professional engineering experience, he progressed from software engineer to sig-compute chair and contributes core backend refactors in kubevirt/kubevirt to reduce cognitive complexity and resolve static-analysis issues. His background includes compiler and tooling work at Intel, giving him a strong foundation in low-level systems, performance-aware code, and developer tooling. Based in Israel, he bridges container and virtualization stacks (Kubernetes, KVM/QEMU, libvirt) and is known for pragmatic, safety-minded improvements that keep large open-source systems maintainable.
5 years of coding experience
8 years of employment as a software developer
Computer Science Computer Science, Computer Science Computer Science at Technion - Israel Institute of TechnologyHigh School Biology History, High School Biology History at Leo-Baeck, HaifaBachelor’s Degree Computer Science, Bachelor’s Degree Computer Science at The Open University of Israel
English, Hebrew
Github Skills (14)
refactoring10
go10
optmization10
performance-optimization10
optimisation10
refactor10
optimization10
kubernetes-pods9
backend9
software-quality9
virtualization9
back-end-development9
kubernetes9
testing3
Programming languages (10)
Github contributions (5)
kubevirt/kubevirt
Jan 2021 - Jan 2023
Kubernetes Virtualization API and runtime in order to define and manage virtual machines.
Role in this project:
Backend Developer
Backend DeveloperContributions:1607 reviews, 496 commits, 257 PRs in 1 year 11 months
Contributions summary:Itamar primarily focused on refactoring existing code to reduce its cognitive complexity. They made improvements to functions within the `virt-controller` package, specifically targeting areas flagged by SonarCloud. The code changes include modifications to several files, indicating the user's involvement in the codebase's core logic and functionality. The commits also demonstrate the user's ability to address and resolve code smell issues identified by static analysis tools.
kubernetesvirtual-machinevirtualizationlibvirtvms
iholder101/kubernetes-enhancements
Jun 2024 - Jan 2026
Enhancements tracking repo for Kubernetes
Contributions:69 pushes, 5 branches in 1 year 7 months
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