Вадим

VADYM SHPEN
DevOps Engineer
Ukraine, Kyiv
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SUMMARY
With more than 10 years of experience in system engineering, I have focused on
DevOps, Linux, and related fields, including automation, scripting, and software
development, over the last five years.

EXPERIENCE
SRE/DevOps Engineer Yasno/DTEK, 08.2025 – for now
Project: Yasno Mobile Application.

Responsibilities:

Developed and supported CI/CD pipelines for automated build, test, and
deployment of application services across multiple environments. Implemented
Infrastructure as Code (IaC) to centralize infrastructure provisioning. Automated
configuration management and routine operational tasks to reduce manual effort
and configuration drift. Supported and maintained Linux-based environments used
by application and automation services.

Tools & Technologies:

- Azure: Azure DevOps (Repos, Pipelines) for source control and CI/CD workflows.
- Terraform: Centralized infrastructure deployment.
- Automation: Configuration management, development and maintenance of Ansible
roles.
- Helm: Developing and implementing charts for deployment across various
environments.
- CD: Argo CD for GitOps-based continuous delivery.
- Docker: Building and utilizing images for specific tasks.
- Linux: Administration and support of RHEL and Ubuntu systems (httpd, Ansible,
system services).
- Monitoring: Grafana + Prometheus + Loki + Alertmanager, implementing a stack
for monitoring and log collection.
Senior infrastructure engineer State Enterprise “Ukrainian Special Systems”
02.2025 – 07.2025
Project: National Confidential Communications System

Responsibilities: Deployed, operated, and supported a mission-critical platform for
state registries, with a focus on reliability, security, and availability. Implemented
centralized monitoring and log aggregation to ensure observability and rapid incident
detection.

Tools & Technologies:
- Kubernetes / OpenShift: Cluster deployment, configuration, and ongoing
maintenance.
- Helm: Developing and implementing charts for deployment across various
environments.
- Git: Gerrit for code review and source control.
- CI: Jenkins for build and deployment automation.
- Docker: Building and utilizing images for specific tasks.
- Linux: Configuring and supporting the OS for various tasks.
- Grafana + Prometheus + Loki: Implementing a stack for monitoring and log collection.
- Terraform: Centralized infrastructure deployment.

DevOps Engineer Levi9 Ukraine, 02.2022 – 02.2025
Project: an internal Levi9 projects, Learn management system project.

Responsibilities:

Setting up the CI process from scratch, setting up a Kubernetes cluster for
development, staging and production environment, configuring the environment for
monitoring, creating helm charts for deploying the environment, implementing the
production environment, setting up backups of critical data and the database.

Tools & Technologies:
- Kubernetes: Creating and maintaining a cluster based on K3s.
- Helm: Developing and implementing charts for deployment across various
environments.
- Git: Working with repositories.
- GitLab CI: Setting up continuous integration processes, and developing and
implementing pipelines for different tasks.
- Docker: Building and utilizing images for specific tasks.
- Linux: Configuring and supporting the OS for various tasks (e.g., NFS, httpd, Squid,
Ansible).
- PostgreSQL: Utilizing databases for project needs.
- Grafana + Prometheus + Loki: Implementing a stack for monitoring and log
collection.
- Terraform: Centralized infrastructure deployment.
- Azure: Deploying environments in a cloud provider.
- Docker Registry: Setting up local registries for project needs
System Engineer StarWind Software, 2015 – 2022

Project: ITops team, company wide.
Responsibilities:
Tasks include working with Linux and Windows servers, maintaining the company's local
infrastructure, maintaining the environment in an updated state, migrating several
important services to the Azure

Tools & Technologies:

- OS: CentOS, Ubuntu Server, Windows Server 2008R2, Server 2012R2, 2016.
- Linux: Apache, Squid, DHCP, iptables, VPN (L2TP, PPTP, OpenVPN), Ansible, Postfix.
- Microsoft: ADFS, DNS, WSUS, WDS, Network Access Protection, Remote Desktop
Services, experience in Active Directory, Group policies and Windows user
management.
- Virtualization: VMware vSphere Installation/configuration/support of ESX Servers,
vSphere Client and vCenter Server, VMware Horizon, datastore creation, VMs and
data storing and migration, deployment of Virtual Machines, clones, snapshots.
- Backup: Veeam Backup and Replication, backup issue resolution.
- Cloud: cloud infrastructure based on Profitbricks.com (API, Web), Office 365,
Exchange, SharePoint.
- Automation tools: Jenkins, Ansible, Git, scripts (bash, BAT, VBS, PowerShell).
- Monitoring: InfluxDB+Grafana+Telegraf, Zabbix.
- Network: Mikrotik, Ubiquiti, D-Link, HP.
- VoIP: 3CX Phone System.
- DB: MySQL, MSSQL.

System Administrator Rozetka, 2010 – 2013

Project: ITops team, company wide.

Tools & Technologies:

- OS: Windows XP, 7, Server 2003, 2008, Centos, Gentoo, Ubuntu.
- Linux: Exim, Apache, Asterisk, Squid Guard
- Microsoft: DNS, DHCP, WSUS, FTP, DFS, WDS.
- Virtualization: VMware vSphere;
- Experience with 1C 7.7, 8.
- Troubleshooting and repair of computer equipment at the level of replacement parts.

EDUCATION
Master's degree
Physical-technical faculty, teacher of physics and computer science Hlukhiv state
pedagogical university
2003 - 2009, Ukraine, Hlukhiv city

English level: intermediate