Євген

Yevhen Kostin
DevOps Engineer / System Administrator
Kiev, Ukraine • [open contact info](look above in the "contact info" section) • [open contact info](look above in the "contact info" section)

👤 Personal Info
Full Name: Kostin Yevhen Vadymovych
Age: 32 (Born on Dec 27, 1992 in Lviv, Ukraine)
Languages: Ukrainian (native), Russian (fluent), English (Intermediate)

🌟 About Me
Quick learner and natural troubleshooter with a passion for solving infrastructure
problems. Currently focused on DevOps practices, automation, and cloud systems. Looking
for exciting projects and a professional team to grow further.

⚙ Skills
 **Operating Systems**: Windows Server (AD, RDS, DNS, DHCP,GPO,WSUS), Linux
(Debian, Ubuntu, CentOS)
 **Virtualization / Cloud**: VMware ESXi/vSphere, Proxmox, Azure, Hetzner,
DigitalOcean
 **DevOps & Automation**: Docker, Docker Compose, Octopus, Bash, PowerShell, Python
 **Monitoring & Security**: Zabbix, Nagios, Nessus
 **Database Administration**: MS SQL Server (DWH support, query optimization),
PostgreSQL
 **Scripting & Parsing**: Python (data scraping, xml/json parsing)
 **CI/CD & Infrastructure**: Git, basic networking, firewall & routing understanding

📚 Education
Master in Computer Science
National University of Life and Environmental Sciences of Ukraine, Kyiv
Sep 2010 – Dec 2015

💼 Work Experience
 Database Administrator (MS SQL)
VUSO Insurance, Kyiv
Dec 2023 – Present

 - Administered large-scale infrastructure and MS SQL Server environments
 - Wrote custom SQL queries and tuned performance
 - Assisted 1C developers in tracking query size via database analysis and
implementing various integrity checks
 - Responsible for ESXi cluster upgrade (6.7 → 7.0 → 8.0.3)
  - Integrated Nessus with SOC for enhanced security monitoring
 - Investigated and resolved complex RDS Farm issues in multi-datacenter high
availability environment
 - Automated backup procedures and performance monitoring

 System Administrator / DevOps / Release Manager
TOV EEA, Kyiv
Dec 2022 – Aug 2023

 - Acted as Release Manager, coordinating software releases and manual website
updates outside of business hours
 - Upgraded internal system K5 and managed related deployments
 - Automated backup, updates, and service deployment processes
 - Worked with Elastic, Octopus Deploy, and Nexus Repository

 Lead Systems Engineer
SC 'Market Operator', Kyiv
Jul 2021 – Aug 2022

 - Administered large-scale hybrid infrastructure (on-prem + Azure)
 - Developed Python and PowerShell (PINS) scripts for automation and certificate
(x509) validation
 - Performed SOAP API testing and implemented custom validations
 - Gained strong experience with PL/SQL: wrote cursors, optimized procedures
 - Merged Microsoft 365 tenants to unify Teams accounts across users
 - Participated in configuring Azure SRE practices, resource monitoring, and
incident response
 - Responsible for infrastructure health monitoring and timely resolution of system
alerts


 System Administrator
IT-Premium, Kyiv
Mar 2019 – Jul 2021

 - Administered Windows servers and networks
 - Supported Active Directory, DNS, DHCP, RDS

 System Administrator
AKIT, Kyiv
Mar 2018 – Feb 2019
 Assistant Director / Service Engineer
FOP Lyamin.A, Kyiv
Oct 2016 – Jul 2017
 Freelancer
2017 – Present

 - Script automation, DevOps support
 - System recovery and consulting

📆 Certifications & Courses
 Odoo Development (Base module development course, 2025)
 Docker + Ansible: Swarm, Deployment & CI/CD (Udemy)
https://www.udemy.com/certificate/UC-f2fe59ab-47e0-488c-a8c9-c6c253b7a2ab/
 Git + GitHub
https://www.udemy.com/certificate/UC-b6ae5e05-b06b-45ca-8cff-234a2dcb3c92/
 Python: Data parsing and scraping (Udemy)
https://www.udemy.com/certificate/UC-2762885a-dae0-4132-8e10-97f7fb7dabaf/
 Kubernetes from 0 to Hero
https://www.udemy.com/certificate/UC-2775100e-58b4-4987-8157-c440dc4c7e96/
 Cisco Packet Tracer CCNA (NetSkills)
 Android development: Kotlin, Firebase, REST, PHP backend (2019)
 GCP
https://www.cloudskillsboost.google/public_profiles/2e57c72c-6088-4322-a431-
87fa712e551a/badges/5504452
https://www.cloudskillsboost.google/public_profiles/2e57c72c-6088-4322-a431-
87fa712e551a/badges/5356016
https://www.cloudskillsboost.google/public_profiles/2e57c72c-6088-4322-a431-
87fa712e551a/badges/5338921
https://www.cloudskillsboost.google/public_profiles/2e57c72c-6088-4322-a431-
87fa712e551a/badges/5303631

🚀 Achievements
 Resolved complex RDS Farm access issue in multi-datacenter HA scenario
 Successfully integrated Nessus vulnerability scanner with SOC
 Upgraded ESXi and vSphere from version 6.7 to 8.0.3
 Automated key infrastructure tasks with Python, Powershell and custom scripts
 Actively contributed to system troubleshooting outside direct responsibility