Administered and maintained AWS cloud infrastructure using Terraform, including infrastructure provisioning, upgrades, and lifecycle management.Designed and implemented CI/CD pipelines using Jenkins and GitLab CI/CD to automate infrastructure provisioning and application deployments.

Automated infrastructure provisioning through a self-service workflow using Jira Service Management, ScriptRunner, Jenkins, and Terraform, enabling development teams to request resources such as databases and DNS records via Service Desk tickets that triggered automated Terraform deployments.Administered and supported Kubernetes clusters (Amazon EKS, Rancher), including application deployments, RBAC management, troubleshooting, and ensuring platform reliability.Managed user access through Active Directory, LDAP integration, and role-based access control (RBAC).Monitored production environments using VictoriaMetrics, Prometheus, Grafana, AWS CloudWatch, and PagerDuty, including alert tuning, dashboard creation, and incident response.Investigated and resolved production incidents related to infrastructure, Kubernetes, networking, and CI/CD pipelines.Worked extensively with AWS services, including Amazon EKS, EC2, IAM, Route 53, CloudWatch, RDS, and VPC networking.Administered logging and observability platforms, including the ELK Stack and Sentry, to support application and infrastructure monitoring.Provided infrastructure and production support to development teams, assisting with application deployments, performance analysis, and troubleshooting.Configured and maintained networking infrastructure, including Cloudflare, VPN connectivity, DNS, SSL/TLS certificates, and reverse proxy solutions.Contributed to infrastructure improvements, process automation, system reliability, and production environment optimization.

Automated the deployment of highly available Kubernetes clusters in Hetzner Cloud using Terraform, Ansible, and Kubespray.Developed custom Helm charts tailored to project requirements.Implemented security best practices, performed infrastructure hardening, and configured Kubernetes Network Policies.Configured and administered Traefik Ingress Controllers for traffic routing and load balancing.Configured network security using firewall rules, VPNs, and pfSense.Developed custom Prometheus metrics for monitoring servers and applications.Administered infrastructure and network components.Managed user access and RBAC policies across Kubernetes and Linux environments.Administered Redis and PostgreSQL (StackGres) clusters running on Kubernetes.Designed and deployed a centralized logging solution based on Loki.Configured backup solutions for critical services and databases, storing backups in S3-compatible object storage.Implemented Kubernetes infrastructure backup and disaster recovery using Velero.Configured and maintained reverse proxy solutions based on Nginx (OpenResty).

Monitored infrastructure using Prometheus, Grafana, Icinga2, Sentry, and Datadog.Provided technical support to users and resolved infrastructure- and application-related incidents.Used the ELK Stack for centralized log collection, analysis, and troubleshooting.Maintained physical servers running Proxmox virtualization, as well as cloud infrastructure in AWS and Hetzner Cloud.Prepared detailed post-incident reports for critical production issues.Automated server provisioning and configuration management using Ansible.Maintained, upgraded, and administered services running in Kubernetes clusters.Participated in infrastructure maintenance activities to ensure high availability and continuous operation.