Senior DevOps Engineer (Kubernetes / Web Infrastructure)

We are looking for a Senior DevOps Engineer with strong expertise in Kubernetes and modern web infrastructure to design, build, and operate scalable, production-grade platforms.

You will play a key role in shaping our Kubernetes environments, improving delivery pipelines, and ensuring reliability of high-load web services.

This role requires deep hands-on experience with Kubernetes, strong system thinking, and close collaboration with Development, QA, Operations, and SRE teams.

Responsibilities

• Design, build, and operate production-grade Kubernetes clusters (RKE2 or similar).
• Own the full lifecycle of applications in Kubernetes (deployment, scaling, upgrades, troubleshooting).
• Design and maintain highly available web infrastructure (ingress, load balancing, TLS, DNS).
• Develop and optimize CI/CD pipelines for containerized workloads.
• Implement and maintain GitOps workflows using ArgoCD.
• Package and manage applications using Helm charts.
• Work with self-hosted Git platforms (e.g., Gitea) and repository management.
• Manage container networking, ingress controllers, and traffic routing.
• Work with Kubernetes ecosystem tools (Helm, operators, CRDs).
• Drive Infrastructure as Code practices using Terraform and Ansible.
• Ensure cluster reliability, performance, and cost efficiency.
• Implement observability (metrics, logs, tracing) for distributed systems.
• Integrate security best practices into Kubernetes and CI/CD workflows.
• Manage artifact lifecycle and ensure supply chain security.
• Participate in incident response and root cause analysis.
• Collaborate with Dev, QA, Ops, and SRE teams to improve platform usability.

Requirements

• Proven experience as a Senior DevOps Engineer (or similar role).
• Strong, hands-on Kubernetes experience in production environments.
• Cluster architecture and operations.
• Networking (CNI), ingress controllers, service discovery.
• Stateful workloads, persistent storage.
• Upgrades, scaling, and troubleshooting.
• Solid experience with containerization (Docker).
• Strong knowledge of web infrastructure fundamentals.
• HTTP/HTTPS, reverse proxies (Nginx/Envoy), TLS.
• Load balancing, DNS, caching layers.
• Experience with CI/CD platforms (GitLab CI, Jenkins, or similar).
• Hands-on experience with Helm (chart development and templating).
• Experience with GitOps tools (ArgoCD preferred).
• Experience working with Git repositories (Gitea, GitLab, or similar).
• Hands-on experience with Infrastructure as Code (Terraform, Ansible).
• Experience with cloud platforms (AWS) and/or virtualization (vSphere).
• Strong scripting and automation skills (Python, Bash).
• Experience with observability stack (Prometheus, Grafana, ELK, etc.).
• Understanding of security in Kubernetes environments.
• Experience with backup, disaster recovery, and high availability setups.
• Comfortable using AI tools in day-to-day engineering work.

Nice to Have

• Experience with Rancher / Rancher Charts.
• Experience with service mesh (Istio, Linkerd).
• Understanding of Kubernetes operators and CRDs.
• Experience with FinOps and cost optimization in Kubernetes.
• Knowledge of SRE practices (SLIs, SLOs, error budgets).
• Experience with mobile CI/CD (Fastlane).
• Strong system design and architectural thinking.
• Ability to drive improvements and influence technical direction.

What We Expect From You

• Ownership of Kubernetes platform and infrastructure decisions.
• Ability to debug complex production issues end-to-end.
• Strong understanding of GitOps and declarative infrastructure.
• Focus on reliability, scalability, and simplicity.
• Strong communication skills and ability to explain technical decisions.
• Proactive mindset and continuous improvement approach.

We offer

• Competitive salary package.
• Opportunities for professional growth.
• Private medical insurance.
• Relocation package (if applicable), including work permit support.
• Welcome baby bonus.
• Birthday voucher.
• Fully equipped office with daily fruits, Wednesday breakfasts, Thursday pizzas, and Friday snacks.