Position: DevOps Engineer
Category: DevOps
English level: intermediate
Years of experience: 11

More than 17 years in IT on technical positions.
Practically used AWS cloud (S3, EC2, VPC, IAM, Elastic Beanstalk, CloudFormation, CodeBuild, RDS, KMS, System Manager, EFS, Route 53, Certificate Manager, Secret Manager, EKS, ECR).
Experienced in Systems Engineering/Administration (FreeBSD/Linux/Windows).
Knowledge of scripting languages and ANSI C.
Understanding of virtualization and containerization.
Applied CI/CD and product life-cycle principles.
Successful proven experience in project managing and starting projects from scratch (Internet Service Provider/ISP).
Experienced in team leading.
Experienced in the preparation and implementation of projects.
Experienced in creating design and basic configuration of large networks.
Knowledge of the principles of building radio networks.
Experienced in combining many components into one system.
Understanding the principles of security and the possibility of unwanted intrusions into the corporate network.
Experienced in creating corporate telephony and call center.
CTO 
Lantrace, LLC/ISP 
2017 - 2022
Designing and implementing the ISP data transmission network.
Creating and expanding Proxmox/VMware ESXI highly loaded/available clusters.
Creating design and improvement of the core of the network.
Implementation of a high-load DHCP Discover subscriber authorization cluster using the Radius protocol, rate limiting for each subscriber based on Accel-ppp.
Implementation and optimization of monitoring systems, collection and processing of information for highly loaded systems (Zabbix, Cacti, Grafana, Elastic stack).
Planning and changing the billing system from ABillS to Mikbill.
Creating templates for typical equipment settings (Cisco, Edge-core, Mikrotik etc.) and automated equipment configuration verification.
Building a highly efficient DNS server based on PowerDNS.
Creating a route reflector cluster (bgp ospf isis) based on bird and quagga.
Implementation of a backup system based on a Synology NAS cluster.
Creating remote access (VPN) and security policy for company employees based on Mikrotik equipment.
Planning and evaluating subscriber radio network on Mikrotik and Ubiquiti equipment.
Defending the network from intrusion attacks by implementing an automatic attack prevention system.
Arranging professional trainings for the team.
Implementation of telephony for a call center based on Asterisk.

CEO, (Co-Founder)
Lantrace, LLC/ISP 
2011 - 2017

IT Manager 
European Business Association 
2009 - 2015

IT Manager                                          
Ura Inform Ukrainian Rating Agency, LTD/Mass media 
2005 - 2006

Laboratory assistant
National Technical University of Ukraine Kiev Polytechnic Institute 
2002 - 2006