Professional Experience
2024 — 2026
Senior DevOps Engineer
HeadHunter Tech FZ-LLC
Internal infrastructure from bare metal and virtualization to Kubernetes, CI/CD and development environments.
- Built infrastructure on Proxmox VE and Libvirt/KVM, automated VM configuration with Ansible, and performed regular updates of production Proxmox clusters.
- Optimized Kubernetes workload placement and expanded clusters, increasing available compute capacity by approximately 17%. Migrated Selenium Grid to Docker-based VMs, improving test infrastructure performance by 10%.
- Developed a Kubernetes platform for CI/CD and developer tooling, including Jenkins, Argo CD, Harbor and Vault. Built Helm-based delivery pipelines and reusable Ansible roles.
- Improved Prometheus/Grafana alerting, reducing infrastructure troubleshooting time by approximately 20%. Implemented a separate Vector → Kafka → ClickHouse pipeline for sensitive infrastructure and security events.
2020 — 2024
DevOps / System Engineer
Bumble Inc.
High-load on-premises infrastructure, KVM virtual machines and internal services across development, staging and production environments.
- Deployed and maintained clusters on physical servers and KVM virtual machines, and deployed internal services across environments. Participated in on-call and hardware support rotations, coordinating with data center engineers.
- Resolved infrastructure incidents and contributed to the incident management policy. Identified and addressed shared rack and switch dependencies that affected service resilience.
- Maintained high-load Zabbix and Grafana monitoring, supported Kubernetes and GitLab CI/CD pipelines, and configured custom Kubernetes monitoring.
- Automated operations with Python and Bash, including GCP cost reports and a phone alerting tool used before PagerDuty. Updated Puppet manifests and documented implemented solutions.