David Haja
Kubernetes Systems Engineer at Arista Networks
Budapest, Hungary
Summary
👤
Senior🎓
Top SchoolDavid Haja is a Kubernetes Systems Engineer with a decade of experience building and operating cloud-native platforms, currently at Arista Networks in Budapest. He has led architecture and automation efforts at Itron, designing GitOps-driven observability stacks and integrating multi-tool monitoring for multi-tenant Kubernetes clusters. His background spans re-architecting on-prem, multi-datacenter Kubernetes and CI/CD systems, modernizing legacy apps to cloud-native, and building lightweight monitoring and orchestration solutions from OpenStack to edge-aware custom schedulers. A PhD candidate in Computer Engineering, he combines research experience—published work on cloud and edge orchestration—with hands-on SRE skills in Python, Ansible, Helm, Prometheus, Grafana, Thanos, and ArgoCD. Notably, he has implemented latency-aware dynamic clustering and an OpenStack Domain Orchestrator, reflecting a practical focus on performance-sensitive and large-scale systems.
10 years of coding experience
11 years of employment as a software developer
Doctor of Philosophy - PhD Computer Engineering, Doctor of Philosophy - PhD Computer Engineering at Budapest University of Technology and Economics
English, Hungarian
Stackoverflow
11reputation
522reached
0answers
1question
Github Skills (10)
opentelemetry10
kubernetes-operator10
opentelemetry-collector10
uwp6
windows-10-mobile6
windows-phone6
bluetooth-low-energy6
helm5
policies4
kyverno2
Programming languages (3)
Github contributions (5)
davidhaja/opentelemetry-operator
Feb 2024 - Feb 2025
Kubernetes Operator for OpenTelemetry Collector
Contributions:53 pushes, 8 branches in 1 year
davidhaja/ansible-openstack
Dec 2016 - Apr 2019
Contributions:29 pushes, 3 branches in 2 years 3 months
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