Production-grade toolchain — battle-tested at scale
orchestration:
KubernetesOpenShift
gitops:
ArgoCDGitOps
observability:
PrometheusGrafanaAlertmanager
iac:
Terraform
containers:
Docker
cloud:
Azure AKSAWS
streaming:
Kafka
database:
MongoDBPostgreSQL
automation:
CI/CD
ai/ml:
AI Agents
os:
Linux
packaging:
Helm
$ kubectl describe pod/filip-csupka
./EXPERIENCE
filip-csupka.yaml
apiVersion: talent.io/v1alpha1
kind: SeniorEngineer
metadata:
name: filip-csupka
namespace: cloud-native
labels:
role: devops-engineer
specialization: kubernetes-sre
location: kosice.sk
annotations:
cv.io/open-to-work: "true"
spec:
summary: |
Highly motivated DevOps and Site Reliability Engineer with a proven track record of managing and scaling cloud-native infrastructure. Expert in GitOps methodologies, CI/CD automation, Kubernetes orchestration, and building production-grade monitoring and observability stacks.
experience:
role: "DevOps / SRE"
period: "Jul 2025 — Present"
location: "Košice, SK"
domain: private-cloud
status: Running
highlights:
- Maintain and operate Red Hat OpenShift HUB/SPOKE private cloud clusters, owning production stability through continuous monitoring, configuration management, and incident troubleshooting.
- Manage the full OpenShift operator lifecycle — planning and executing cluster and operator upgrades to the latest versions following Red Hat best practices, minimising downtime and upgrade risk.
- Led a lab POC for the production upgrade path: deployed and validated a full HUB/SPOKE cluster topology on the latest OpenShift version, de-risking the rollout and establishing a repeatable upgrade procedure.