About Sunna
DevOps / SRE / Platform Engineer with 5 years of production experience across GCP, AWS and Azure. I design, build and operate Kubernetes platforms, Terraform infrastructure, CI/CD, observability and incident workflows.
Recent work includes GKE platform delivery, Helm and Helmfile standardisation, GitLab CI/CD redesign, IAM and secrets hardening, and production reliability improvements. At IPONWEB/Criteo, I reduced alert noise by 4×.
Available for remote EU/EMEA contracts.
English
Native or bilingual
Russian
Native or bilingual
Remote only
Primarily works remotely
Experience
- Independent ContractorSenior DevOps / Platform EngineerDecember 2025 - June 2026 (6 months)Delivered and operated GCP/GKE platforms across several NDA projects. Built Terraform-managed networking, IAM, Workload Identity, DNS and database access; standardised Helm, Helmfile and GitLab CI/CD; hardened Vault and External Secrets; and automated release and incident checks with Bash and Python.
- IPONWEB / CriteoSite Reliability EngineerAugust 2022 - June 2025 (2 years and 10 months)Operated AWS and GCP production infrastructure using Terraform, Puppet, Helm and Argo CD. Reduced alert noise by 4× through Zabbix and Opsgenie tuning; handled P1/P2 incidents; improved release validation and rollback readiness; and maintained SLOs, runbooks and post-mortems.
- TextBackDevOps EngineerAugust 2021 - August 2022 (1 year)Designed and implemented Azure DevOps CI/CD for a high-volume messaging platform. Built release automation and validation gates; improved deployment repeatability with Docker, managed Kubernetes and Ansible; investigated production issues across SQL, APIs, logs and infrastructure signals; and documented runbooks and incident procedures.
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