• Migration of the client infrastructure from VPS to dedicated server in DC Hetzner
• Restructuring of the services
• Replacing Debian 10 with Debian 12
• Setting up additional services that lacked resources before migration

• Control the pre-release process of our products
• Manage a team of on-duty system administrators
• Collaboration with the development team

• Led and optimized the CI/CD process
• Networking
• Collaboration with the development team

• Review of existing client infrastructure
• Automation of deploying process

• Automation deployments processes of our own application using Ansible and Teamcity
• Refactoring existing Ansible playbooks
• Troubleshooting deployment process and deployed application
• Collaboration with QA departments
• Redesign Puppet automation

• Design, development and maintenance of core system (250+ servers) in international company
• Deploy code on all main projects, manage Gitlab-CI
• PCI DSS testing
• Deep cooperation with development team

• Construction of a fault-tolerant server infrastructure with the possibility of easy replacement of defective units
• Design launching of system releases with minimal downtime

Creating a fault-tolerant systems for the official website of the political party "Silnaya Ukraina" (http://silnaukraina.com), the official site candidate for presidency Sergei Tigipko (http://tigipko.com).

• Collaboration with the development team
• Technical cooperation with ISPs

Development of the web-hosting project (VDS. shared hosing)

• Configuring network services
• Setting the L2-L3 equipment