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Work experience

Head of DevOps Engineer

from 10.2024 to 04.2025 (6 months)
CFD Banking Services, Київ (Фінанси, банки, страхування)

My duties included:
-Worked with AWS and he services: IAM, ECS, EKS, Shield, EC2, RDS, VPC, CloudSearch, Cost Explorer, ECR, CodeArtifact, CloudFront, Route 53, VPN, ELB, Audit Manager, CloudHSM, Secret Manager, WAF, S3, EBS, EFS, Backup.
-Build and manage networks based on mikrotik, cisco. Building VPN (OpenVPN) networks, connecting fellies, remote servers, firewall restrictions.
-Installation and work with monitoring manufacturers like: Zabbix, Grafana, Prometheus, Check_MK.
-Working on Docker build dockerfiles and check on vulnerability.
-Working with CI/CD: Gitlab, AgroCD. Write pipelines and deploy.
-Automation of routine tasks using Ansible, as well as characteristic Bash scripts and Terraform configuration, Puppet and Chef.
-Administration web and proxy servers.
-Administration of Linux.
-Administration Databases based on PostgreSQL, MySQL, Redis.
-Supporting in troubleshooting and invistigate code on Next.js and Go.
-Deploy OpenVPN Access Server.
-Integrate SSO from Cisco Duo Security and Yubikey`s.
-Deploy Confluence and Jira.
-Administration and deploy VDI remote desktops VMware Horizon.
-Audit systems with HIPAA and PCI DSS.
-Lead DevOps team and developers.
Details:
As the first DevOps engineer in a fast-growing fintech startup, I led the design, implementation, and scaling of cloud infrastructure, ensuring security, compliance, and smooth development processes across the organization.
1. Cloud Infrastructure & Automation: Deployed and managed infrastructure on AWS, leveraging services like EC2, EKS, ECS, Route 53, S3, and RDS. Automated provisioning and configuration using Terraform and Ansible, enabling efficient scaling and resource management.
2. CI/CD Integration: Streamlined the development pipeline by integrating Jira, Confluence, and GitLab for seamless project management and continuous delivery. Automated CI/CD workflows, ensuring faster and more reliable deployment cycles.
3. Security & Compliance: Conducted regular vulnerability assessments and penetration testing. Implemented security measures to achieve compliance with HIPAA and PCI DSS, safeguarding sensitive data and mitigating risks.
4. Configuration Management: Automated system configuration and infrastructure management using Puppet and Chef, ensuring consistency and reducing manual intervention across environments.
5. SSO & Authentication: Integrated Single Sign-On (SSO) across applications and enforced Yubikey-based multi-factor authentication for critical systems, enhancing security for the development and production environments.
6. Networking & VPN Setup: Configured Cisco and Mikrotik routers for optimized network performance. Deployed OpenVPN Access Server to provide secure remote access for the team.
7. Developer & Designer Tools: Set up VMware Horizon to provide GPU-enabled remote desktops for designers, and optimized development environments for Go backend and Next.js frontend developers.

My efforts resulted in a robust, secure, and scalable infrastructure

Senior DevOps Engineer

from 05.2024 to 10.2024 (5 months)
Os.eco, Київ (IT)

My duties included:
-Helpdesk for client.
-Worked with VMware, Proxmox virtualization, installation from scratch, raising virtual machines for the necessary tasks.
-Worked with AWS and he services: IAM, ECS, EKS, Shield, EC2, RDS, VPC, CloudSearch, Cost Explorer, ECR, CodeArtifact, CloudFront, Route 53, VPN, ELB, Audit Manager, CloudHSM, Secret Manager, WAF, S3, EBS, EFS, Backup.
-Build and manage networks based on mikrotik, cisco. Building VPN (OpenVPN) networks, connecting fellies, remote servers, firewall restrictions.
-Installation and work with monitoring manufacturers like: Zabbix, Grafana, Prometheus, Check_MK.
-Working on Docker build dockerfiles and check on vulnerability.
-Working with CI/CD: Gitlab, Jenkins. Write pipelines and deploy.
-Automation of routine tasks using Ansible, as well as characteristic Bash scripts and Terraform configuration.
-Maintenance, monitoring of iDRAC hardware cards and IPMI devices of the system.
-Documentation of building structure and systems, mapping of networks, as well as reintegration to monitoring systems.
-Administration web and proxy servers.
-Administration of Linux.
-Administration ZFS storages.
-Administration Mail servers.
-Administration Databases based on PostgreSQL, MySQL, Redis.
-Supporting in troubleshooting and invistigate code on Next.js.
Details:
As a Senior DevOps Engineer, I led the management and optimization of infrastructure, ensuring high availability, security, and automation across both cloud and on-premise environments.
1. Infrastructure & Automation: Managed hybrid environments using AWS, OVH, and Proxmox. Automated infrastructure provisioning and configuration with Terraform and Ansible, ensuring consistency and scalability.
2. Containerization & Orchestration: Led the deployment and management of Kubernetes clusters, improving application scalability and resilience. Optimized containerized workflows and CI/CD pipelines using GitLab and Jenkins.
3. Monitoring & Alerts: Integrated Prometheus and Zabbix for system monitoring and alerting, providing real-time insights into system performance. Reduced downtime by proactively addressing issues via automated alerts.
4. Networking & Security: Configured Cisco and Mikrotik devices to optimize network performance and ensure security. Implemented OpenVPN for secure remote access, ensuring encrypted communication for internal teams.
5. Storage & File Systems: Set up Proxmox servers with ZFS for fault-tolerant storage. Configured CIFS for cross-platform file access, ensuring high data availability and redundancy.
6. Scripting & Automation: Developed Bash and Python scripts to automate repetitive tasks, improving operational efficiency. Integrated TypeScript and Next.js in the development pipelines for consistent and reliable frontend deployments.
7. Agile & Collaboration: Worked within an Agile environment, using Jira and Confluence for task management, documentation, and continuous delivery, ensuring smooth workflows and effective team

DevOps engineer

from 01.2023 to 05.2024 (1 year 4 months)
Zone3000, IT company, Дистанційно (IT)

My duties included:
- Helpdesk employee.
- Write Groove scripts for Jira ScriptRunner and Jenkins
- Work in Jenkins CI/CD
- Administration and setup of IaaS project RocketChat in AWS from deploying Jenkins Terraform scripts for auto deploy and auto-scaling service
- Work in AWS - EC2, S3 Route, Bucket and etc...
- Work on Terraform
- Work on Ansible
- Setup and work on Wazuh, OnionShare, ESET Server
- Work in Zabbix, Grafana, New Relic, Kibana/Elasticsearch, Prometheus (PugerDuty)
- Work in Duo administration
- Work in Docker and Docker Swarm
- Work on Kubernetes and Helm
- Search for server problems, analyze logs, server load
- Changed SSL certificates on expired
- Write scripts in Python and Bash
- Worked in Production, Stage and Sandbox structure
- Administration Bitwarden
- Give more experience in Apache Tomcat
- Work in VMware vCenter and clusters
- Helped employees use our systems and provided some support
- Written landings and templates on HTML, CSS, and JS (It is I have minimal experience)
- Administration of Atlassian systems – BitBucket, Confluence, and Jira
Details:
As an ITSM, DevOps, Linux, System Engineer, and SRE at Namecheap, I managed and optimized infrastructure, ensuring high availability, performance, and security.
1. Cloud & Virtualization: Managed AWS environments, leveraging EC2, S3, and RDS for scalable solutions. Administered VMware ESX and vSphere for virtual infrastructure, ensuring efficient resource utilization.
2. Automation & Configuration: Automated provisioning and configuration with Terraform and Ansible, streamlining deployments. Used Helm for Kubernetes deployment and management.
3. Monitoring & Logging: Integrated Elastic Stack (ELK) for centralized logging, utilizing Kibana and Grafana for real-time performance monitoring. Proactively identified and resolved issues with metrics and alerts.
4. Containerization & CI/CD: Deployed Docker containers for microservices. Managed CI/CD pipelines with Jenkins, automating deployments and improving release cycles.
5. Database Management: Administered PostgreSQL, MySQL, and Elasticsearch, ensuring database performance, availability, and security across production systems.
6. Security & Networking: Configured Firewalls, applied cybersecurity best practices, and automated security tasks with Bash, Python, and Go to safeguard systems.
7. Collaboration & ITSM Tools: Used Jira, Confluence, and Bitbucket for project management and team collaboration. Provided support for incident management and ensured operational reliability.
8. Web Development & Server Management: Supported web development with Webpack, HTML, and Core Java. Managed Red Hat Linux and Unix servers, ensuring system health and performance.

My contributions improved infrastructure automation, security, and overall reliability, streamlining workflows and enhancing team collaboration.

Head of DevOps Engineer

from 12.2020 to 08.2024 (3 years 8 months)
Eiktel INC, Дистанційно (IT)

My duties included:
-Helpdesk clients in USA.
-Technical assistance to a remote company.
-Worked with VMware ESXi\HyperV virtualization, installation from scratch, raising virtual machines for the necessary tasks.
-Worked with AWS and he services: IAM, ECS, EKS, Shield, EC2, RDS, VPC, CloudSearch, Cost Explorer, CloudFront, Route 53, ELB, CloudHSM, WAF, S3, EBS, EFS, Backup.
-Build and manage networks based on mikrotik, cisco, ubiquiti. Building VPN (L2TP, EoIP tunnels, IPsec, PPTP, OpenVPN) networks, connecting fellies, remote servers, firewall restrictions.
-Installation and work with monitoring manufacturers like: Zabbix, Grafana, InfluxDB, Prometheus, ELK, Wazuh.
-Working on Docker build dockerfiles and check on vulnerability.
-Working with CI/CD in Gitlab. Write pipelines and deploy.
-Automation of routine tasks using Ansible, as well as characteristic Bash and Python, PowerShell scripts, and Terraform configuration.
-Check systems, codes, services on vulnerability with used Nessus, Snyk, SonarQube, Trivy.
-Working with Windows enables AD_DS, Terminal Server, Print Server, File Share Server, GPO/GPP management and troubleshooting.
-Maintenance of network equipment, configuration.
-Development themes and plugins for Wordpress on PHP, JavaScript, Next.js, HTML/CSS/SCSS/SASS, Babel.
-Maintenance, monitoring of iDRAC hardware cards and IPMI devices of the system.
-Documentation of building structure and systems, mapping of networks, as well as reintegration to monitoring systems.
-Administration and maintenance of nginx proxy servers.
-Administration of Unix, Linux, Windows, MacOS.
-Administration Mail servers.
-Administration Databases based on PostgreSQL, MySQL, MongoDB.
-Administration Azure.
-Administration Kubernetes clustes on K3s and K8s with Helm.
-Administration Symantec solutions.
-Administration RocketChat and LiveChat.
-Administration Cisco Duo security.
-Administration FreePBX, FreeSWITCH, Kamailio.
Details:
As a Senior Systems Engineer and DevOps professional, I was responsible for infrastructure design, implementation, and management to ensure high availability, security, and automation.
1. Infrastructure Management: Administered VMware vSphere and VMware Infrastructure environments. Managed Dell PowerEdge servers and optimized system performance with Red Hat Linux and Unix. Ensured resource allocation and smooth operations in virtualized environments.
2. Automation & Scripting: Automated provisioning and configuration with Terraform and Ansible, streamlining workflows. Developed Shell scripts to automate repetitive tasks, improving efficiency and reducing human error.
3. Database & Monitoring: Managed PostgreSQL, MySQL, and SQL databases. Configured and integrated Elastic Stack (ELK) for centralized logging and analysis. Implemented Grafana and Zabbix for system monitoring, proactively identifying issues and improving uptime.
4. Networking & Security: Administered Mikrotik and Cisco devices for network optimization and security.

IT Support

from 10.2020 to 02.2021 (4 months)
CityHost LLC, Киев (IT)

Helping clients with problems such as:
-Help with the restoration of the site
-Help with SQL work
-Help with connecting and registering a domain name, as well as restoration
-Help in parsing CMS constructors: WP, OpenCart, Joomla, phpBB, PrestaShop
- Transferring projects from one server to another
- Advice on server hardware
- Consultation on payment for services
-Consultation in difficult situations that companies find themselves in when they lose an employee
-Installation of admin panels ISPmanager, VestaCP, etc.
-Software update on OS Linux
-Search for server problems, analyze logs, server load
- Connecting SSL certificates
-Configure Backup projects for both local and remote storage

At this workplace, I gained even more experience in administering Linux systems, as well as filled my knowledge about the structure of CMS systems that are used most often. I began to learn PHP, got a lot of experience in parsing code and writing it, and also learned how to use SQL queries correctly for further scripts. I also expanded my knowledge of HTML and CSS using the Bootstrap 4 framework.

IT Support

from 06.2020 to 09.2020 (3 months)
Hostlife, Киев (IT)

Helping clients with problems such as:
-Help with the restoration of the site
-Help with SQL work
-Help with connecting and registering a domain name
-Help in parsing CMS constructors: WP, OpenCart, Joomla, phpBB, PrestaShop
- Transferring projects from one server to another
- Advice on server hardware
-Installation of admin panels ISPmanager, VestaCP
-Software update on OS Linux
-Search for server problems, analyze logs, server load
- Connecting SSL certificates
-Configure Backup projects for both local and remote storage


Gained additional experience with OS Linux distributions Ubuntu, CentOS, Fedora and others. Learned more solutions to problems with DBMS, SQL, MySQL, phpMyAdmin. I learned to look for more problems in the system. Learned to analyze and control the problem with DDOS attacks. I also learned how to communicate with clients in a more detailed and constructive way. In the meantime, I studied HTML\CSS in more detail.

Systems Administrator

from 03.2020 to now (5 years 5 months)
LLC "Coffee-break", Київ (Роздрібна торгівля)

My duties included:
-Assist employees with equipment and software.
- Laying \ installation of network, power cables.
-Connection\installation of surveillance cameras.
-Working with VMware ESXi\vCenter, installation from scratch, raising virtual machines for the necessary tasks.
-Management of the Bitrix system together with 1C enterprise.
-Building and managing networks based on mikrotik, cisco, ubiquiti. Construction of VPN networks, connection of fellies, remote servers.
-Installation of workplaces, preparation of computers and other equipment for issuance to employees.
-Installation and work with monitoring such as: Zabbix, Grafana, InfluxDB, Prometheus.
-Working with small parts of the code, especially PHP for the company's website, as well as for telegram bots.
-Worked with raspberry pi, created jobs on them, as well as mini music centers so that there would be music throughout the office.
-Checking equipment for operability for further issuance.
- Keeping records of equipment.
-Worked with Windows deployed AD_DS, Terminal Server, Print Server, File Share Server, managed GPO/GPP.

My accomplishments here:
- Studied the structure of GPO/GPP in more detail
-Became more experienced when working with networks, learned how to create OpenVPN, L2TP, EoIP networks.
-Learned to conduct wires more efficiently, as well as hide them.
-In this company, Apple equipment such as iMac, MacBook was used more. I learned how to configure and find their problems, I know their features that help to find and fix problems.

Education

KNUTD

Computer techologies, Київ
Higher, from 2020 to 2027 (7 years)

STU

Finance, banking and insurance, Ірпінь
Specialized secondary, from 2017 to 2020 (3 years)

Knowledge and skills

• Адміністрування ОС Linux
• VMware
• Docker
• Terraform
• Ansible
• Kubernetes
• Burp Suite
• CI/CD
• BASH
• SQL
• PHP
• HTML/CSS
• MikroTik
• Cisco
• Налаштування VPN
• Jira
• Firewalls
• ELK
• Grafana
• Zabbix
• SonarQube
• Software Development Life Cycle
• Розробка SaaS-проєктів
• AWS
• Google Cloud Platform
• DigitalOcean
• Prometheus
• Nginx
• Адміністрування Apache
• LDAP
• TestRail
• Nessus
• Wazuh
• OWASP
• PCI DSS
• Python
• IPMI
• NoSQL
• Адміністрування АТС
• SIP
• Confluence
• Metasploit
• HAProxy
• Puppet
• Selenium
• JUnit
• Jenkins
• Gitlab
• RHEL
• Arch Linux

Language proficiencies

• English — average
• Russian — fluent
• Ukrainian — fluent

Additional information

Important! I do not consider other offers if they do not concern IT! Priority DevOps! Not call me with another offer!

I am a skilled DevOps engineer with over 6 years of hands-on experience in streamlining development processes, infrastructure management, and automation for businesses of all sizes. My expertise spans from designing CI/CD pipelines to implementing advanced monitoring solutions, ensuring optimal performance, and reliable deployments.
I have a deep understanding of tools like GitLab, Kubernetes, Prometheus, Grafana, vSphere Infrastructure, AWS, GCP and others, and I am proficient in managing both cloud and on-premise infrastructure. My approach is centered on improving efficiency, reducing downtime, and maintaining smooth workflows in production and development environments.
Throughout my career, I have worked with diverse teams and projects, from startups to large enterprises, and have a proven track record of successfully delivering solutions that meet business needs and ensure scalability. I am always focused on optimizing systems and processes to enhance overall performance and reliability.

KNOWLEDGES:

1. Systems knowledges
— OS: Linux, MacOS, FreeBSD.
Addictional: Debian, CentOS, Ubuntu, Alpine Linux, ArchLinux, Majaro, Gentoo, Fedora, RHEL, Amazon Linux, BlackArch, Kali Linux.
— Virtualization tools: VMware, Proxmox, KVM.
— Cloud platforms: AWS, GCP, DO.
2. Storages knowledges
— Systems: TrueNAS, FreeNAS, Synology, Unraid, QNAP.
— Files System: GlusterFS, CIFS, XFS, ZFS, NFS, S3.
— Databases: MySQL, PostgreSQL, MongoDB, NoSQL, SQLite, Redis, Elasticsearch, InfluxDB, MSSQL, Firdbird.
3. Automation and configuration:
— CI/CD: Jenkins, Gitlab, AgroCD, Flux.
— Configuration: Ansible, Terraform.
Addictional: HashiCorp Vault, HashiCorp Consul, HashiCorp Vagrant, Chef, Puppet.
— Orchestrations: K3s, K8s, RKE, EKS.
Addictional: Rancher, OpenShift, Helm, Portainer.
— Containers: Docker, Podman, LXC, ECS.
— Monitoring: Zabbix, Prometheus, Grafana, Telegraf, New Relic, Check_MK, Wazuh, ELK.
4. Network and Security:
— Vendors: Mikrotik, Juniper, Cisco, Ubiquity, Fortinet.
— VPN and tunnels: OpenVPN, PPTP, L2TP, SSTP, EoIP, Ipsec, WireGuard.
— Proxy: SOCKSv4, SOCKSv5, MTProto, HTTP, HTTPS.
— DNS: BIND, FreeIPA, PowerDNS.
— Security: ZAP, Snyk, SonarQube, NMAP/ZenMap, Metasploit, Fail2Ban, AppArmor, SELinux, UFW, iptable, Honeyspot, LUKS, Nessus.
Addictional: TLS/SSL, Oauth, LDAP, SAML, Radius, SSO, OWASP, PCI DSS, HIPAA.
— Web engines/proxy: Nginx, Apache, Tomcat, Traefik.
— Mail: Exim, Postfix, DoveCot, Axigen, Mailcow, Roundcube, SOGo.
5. Develop:
Languages: PHP, Go, Python, Bash, TypeScript, JavaScript, Java.
Addictional: HTML, CSS, Next.js, Laravel, SQL, Symphony, Nest.js, Node.js.
CMS: WordPress, Joomla, Drupal, OpenCart, phpBB, PrestaShop.
6. Communiction:
Systems: Jira, Confluence, Trello
Messangers: Rocket.Chat, Matrix(Element), Slack, MS Teams

Motivated for long-term productive cooperation.

My Telegram: https://t.me/ezikeepro