Denis Razumnyi

Engineered and operated hybrid cloud infrastructure (GCP & on-premises) leveraging IaC (Terraform). Designed, built, and supported Kubernetes platforms (GKE on-premises/Anthos). Developed automation. Created PoCs for new tech. Utilized Ansible for VM/bare metal provisioning. Performed proactive monitoring/troubleshooting for stability. Tracked issues (Jira). Working with: Terraform, Bash, OpenTelemetry, Jira, Python, Google Cloud Platform, GitHub, ArgoCD, Ansible, Kubernetes, Helm, Docker, etc.

Creating and maintaining infrastructure on AWS (IaC) Programming on Terraform, Terragrunt, Bash script

Creating and maintaining infrastructure on Azure/AWS (IaC). Programming: Terraform, Ansible, Bash. Building CI/CD pipelines (Azure DevOps, GitHub). Planning, monitoring, alerting, resolving performance issues. Release, backup, and recovery management. Applying DevSecOps tools to CI/CD. Tools: Terraform, Docker, Kubernetes, Helm, Azure DevOps, GitHub actions, Azure, AWS, Prometheus, Loki, Jaeger, Grafana, OpenTelemetry, SignalFX, Datadog, AKS, EKS, PostgreSQL, SonarQube, OWASP, BlackDuck, Neo4J, etc.

Creating and maintaining infrastructure for development and production stages, CI/CD pipelines. Managing Kubernetes clusters on GCP, OpenStack Coding with Terraform, Ansible, Bash Automation of application delivery processes with GitLab, GitHub, Jenkins, Tekton Monitoring, troubleshooting and reporting Managing backup and recovery systems Working with: Linux, Kubernetes, Helm, PostgreSQL, NGINX, Docker, GitLab, GitHub, Jenkins, Redis, Tekton, Jager, Cassandra, VPNs, Vault, Kafka, Terraform, GKE cloud, etc

Creating/maintaining project infrastructure (IaC). Assembling/managing Kubernetes clusters (AWS, bare-metal). Building/maintaining CI/CD pipelines (Azure DevOps, Bamboo, Helm, TFS). Automation via Ansible, Terraform, Bash, Python. Monitoring, alerting, logging. Incident investigation. Release, backup, recovery management. Applying Cybersecurity best practices. Tools: Kubernetes, Helm, Docker, PostgreSQL, HAProxy, Git, Azure DevOps, Redis, RMQ, Kafka, VPNs, Vault, Terraform, AWS, Prometheus, TFS, etc.

Creating/managing bare metal on-prem Kubernetes clusters (KVM/O-virt). Developing automation with Python/Bash, Ansible. Monitoring, analyzing, troubleshooting, reporting to Jira. Backup/disaster recovery, documenting issues/solutions in Wiki. Configuring Linux OS & services. Tools: Linux, KVM(o-virt), Docker, LXC, SAN/NAS (ISCSI, SAMBA, NFS, GlusterFS), Kubernetes, Ansible, Vault, PostgresQL, Zabbix, ELKStack, HAProxy, Nginx, Redis, networking, GitLab, Jira, Prometheus, etc.