Олексій

Oleksii
Vereshchaka
DevOps Engineer

Poland/Warsaw

Contact Information [open contact info](look above in the "contact info" section)
[open contact info](look above in the "contact info" section)– Telegram/WhatsApp/Viber
Summary of As a dedicated and open-minded DevOps and Security Engineer, I am
Qualifications passionate about optimizing system performance. I'm driven to implement
complex and innovative security solutions, always eager to expand my
knowledge and skills to excel in the field. A quick learner, I take on
responsibilities with care and a strong work ethic. My commitment to personal
growth is unwavering, and I value diverse perspectives, seeking compromise
while confidently standing by my views. I consistently aim to deliver maximum
efficiency in my work

Languages: Python, PowerShell, bash
Cloud: AWS, Azure
Containers: Docker, Kubernetes;
RDBMS : PostgreSQL, Mysql, MariaDB
Operating Systems: Windows | Linux | MacOS
Development Tools: PyCharm | Visual Studio Code
Monitoring System: Zabbix, Prometheus, Grafana, Loki.
CI/CD: Jenkins, Azure DevOps
IaаC: Terraform
Network: CCNA

Soft skills: focus on results, respect for work and willingness to uphold the work
ethic, ability to adapt, emotional intelligence.

English B1
German: A2
Education Kharkiv National University of Radio Electronics, Kharkiv, Ukraine
MASTER of Engineering (Electronics and Telecommunications Engineering)
 Oleksii V.
DevOps
Technical Skills Programming Languages/ Application/Web Servers
Technologies
▪ Nginx
▪ Python ▪ Tomcat
▪ Bash ▪ IIS
▪ Yaml ▪ Apache
▪ DNS
RDBMS
▪ DHCP
▪ My SQL ▪ SNMP
▪ PostgreSQL ▪ Nexus
▪ RDS AWS ▪ FreeIPA
Development Tools Methodologies
▪ Kanban
▪ Ansible AWX ▪ Scrum
(Community)
▪ AWS/Kubernetes Testing Tools
▪ Docker ▪ Nmap
▪ Jenkins ▪ Nikto
▪ GitLab ▪ OWASP ZAP
▪ Git ▪ Wireshark
▪ CI/CD ▪ Sqlmap
▪ Visual Studio Code ▪ Gobuster
▪ Azure DevOps ▪ Cloudflare
Virtualization environments ▪ Postman
▪ Sonarqube
▪ VirtualBox Docker
▪ Docker Compose Cloud Providers
▪ VMware workstation ▪ AWS
▪ Virtual Box ▪ Azure
▪ VMware ▪ Digital Ocean
Operating Systems Monitoring Tools
▪ Microsoft Windows ▪ Prometheus
95/ 98/ 2000/ XP/ ▪ Grafana
2003 Server/ Vista / ▪ DataDog
7/8/10/11 ▪ ELK
▪ Kali Linux ▪ Loki
▪ Ubuntu ▪ Zabbix
▪ CentOS
▪ Mac OS
▪ RedHat

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 Oleksii V.
DevOps
Experience

DevOps Engineer/ Security Engineer

Company Procard, Dnipro, Ukraine
Involvement Duration: Apr 2023 – April 2024

Responsibilities: • Migration of physical infrastructure to the AWS cloud.
• Process automation using IaaC (Terraform), Python, bash/powershell
approaches.
• Implementation of a containerization and website orchestration system.
• Development of CI/CD processes for website development.
• Administering virtual machines, setting up monitoring and alerts.
• Automation of website migration and assembly processes and monitoring.
• Setting up OS RedHat, Debian.
• Configuration of network interaction of services.
• Cloud infrastructure security / networks security solutions / security
reports.
• Data Base security.

Middle Cloud&DevOps Engineer/Security Engineer
Company: EPAM Systems, Dnipro, Ukraine

Involvement Duration: Aug 2022 – April 2023

Responsibilities: • Creating CI/CD pipelines and deploying it to Azure Cloud services
(Azure Kubernetes Service, App Service, Container Instances etc.)
• Docker Products
• Azure Virtual Machines
• Continuous Integration and Continuous Delivery (CI/CD)
• Terraform
• Azure DevOps
• Azure Kubernetes Service (AKS)
• GitHub ·
• Kubernetes
• Microsoft Azure securing cloud infrastructure.
• Performing vulnerability assessments.
• Assessments of potential threats / investigation of security incidents /
security reports.

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 Oleksii V.
DevOps

DevOps engineer for Unix System

Company: IT Academy SortServe, Kharkiv, Ukraine

Involvement Duration: Nov 2021 – Jan 2022

Responsibilities: • Setting up Linux servers (Ubuntu, CentOS, Debian).
• Configuring the network environment (access points, DHSP, DNS, FTP,
SVN, TSP/UDP).
• Working with cloud providers ABC, GCP (EC2, S3, ECS, VPC, EKS,
Route53).
• Deploying IaaC with Terraform.
• Setting up S/D Jenkins processes (pipeline, Green/Blue Deployment).
• Working with Docker, orchestrating containerized Kubernetes
applications.

DevOps Engineer
Company: Upgrade Parade (Treepl CMS), Kharkiv, Ukraine
Involvement Duration: October 2019 – November 2021

Responsibilities: • Working with SaaS platform.
• Support and monitoring of services on AWS (EC2, S3, Route 53,
RDS(PostgreSQL), Support for Windows (IIS), Linux (Apache) web
services, bash scripting.
• Implementation of a containerization and website orchestration system.
• Development of CI/CD processes for website development.
• Administering virtual machines, setting up monitoring and alerts.
• Automation of website migration and assembly processes and monitoring
System Adminstrator/Junior DevOps
Company: Industrial Company “Magnetic”, Kharkiv, Ukraine
Involvement Duration: Jan 2019 – Apr 2021
Responsibilities: • Maintenance of servers - terminals (Windows Server 2008 R2 SP1 x64,
WTWare, 1C, Skype...), virtualization server (Proxmox VE), virtual order
database server (Debian, LAMP), virtual Jabber server (Debian, LAMP,
ejabberd), Virtual Surveillance Server (Ubuntu Server), Managed Places,
Wi-Fi Access Points, Print Servers, Scan Servers.

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