* Launched LivePress service as part of a small team:The first multi-cloud managed WordPress hosting in the world.* Managed 400 VMs providing services to 50,000 customers.* Built the company’s Linux hosting infrastructure. LiveDNS became the largest hosting provider in the country.* Managed a web hosting team of 4 employees* Hybrid cloud management: Public Clouds: AWS, GCP, Azure, OCIVMmare vSphere, Microsoft Hyper-V cluster, Proxmox VE* Containers: Docker / LXC* CI/CD: GitHub, GitLab, Jenkins* Web application firewalls: FortiWeb, Imperva SecureSphere, Cloudflare WAF* Web servers: Apache HTTP, Nginx, LiteSpeed* Databases: MySQL, MS SQL* Load balancers: AWS ELB & ALB, FortiOS server load balancing, Cloudflare load balancing* Monitoring tools: Zabbix, Site24x7* Shell scripting: Bash* Configuration management: Ansible * Cloud backup & DR : Veeam B&R, CloudBerry, Acronis Cyber Protect Cloud* Mail servers: Exchange, MailEnable, Dovecot & Exim

* UTM Firewall implementation: Quality Bytes ServerXpress. Troubleshooting responsibilities of VPN communication, network traffic and configuration of the company's branch security policy.* PineApp Mail-Secure - management and users support * Symantec Endpoint Protection - deployment and management* Software and hardware purchase