Dzmitry Kozynda

Wroclaw, Poland · [email protected]

I am a DevOps Engineer experienced with Linux, cloud providers, containers, monitoring systems, and CI/CD tools with good soft skills to organize workflow in a team. Mastering the Three Ways.


Experience

DevOps Engineer

Coherent Solutions

Development and deployment infrastructure using cloud providers (Infrastructure as a Code). Implementing CI/CD tools for the project.
Experience with AWS Services: VPC, EC2, RDS, WAF, Lambda, API Gateway, S3, CloudFront, CloudWatch, SNS, Route53, LoandBalancers (ALB and ELB), auto-scaling groups, Elastic Beanstalk, IAM, Certificate Manager. Implementing all of these services as a code.
Experience with Terraform (AWS provider), Docker, ELK, CI/CD Tools (Bitbucket, GitLab, Jenkins).

October 2019 - Present

Senior System Administrator / DevOps Engineer

NK Support Limited

L3 Support and reviewing tickets for a web-hosting company.
Development and supporting infrastructure on bare-metal for the blockchain-based project (mining platform).
Creating and configuration of virtual machines, adjusting firewall (iptables) rules, enabling monitoring for critical services. Creating custom monitoring scripts using bash/python for Nagios, 24/7 reacting for the incidents in the production environment.
Experience with KVM, Docker, Docker-Swarm, Docker Hub, git, Portainer, CI/CD tool (CircleCI), ELK Stack, Grafana, Slack.

March 2019 - September 2019

Linux System Administrator

Touch Support Inc.

Senior L2 Linux Support Technician.
Experience with the different Linux distributions (Ubuntu, Debian, CentOS, Fedora, CoreOS, CloudLinux). Live chat/ticket support for hosting company (white-label support) with 30.000+ clients.
System Monitoring and Recovery Team member (Nagios, R1Soft) - analyzing and optimizations for servers under high load, recovering data per requests, website migration.
Experience with Apache, NGINX, MySQL/MariaDB, Exim, FTP, ssh-server, varnish, LiteSpeed, WordPress, WHM/cPanel, Plesk.
Mentoring junior technicians, helping with the developing tech and soft skills.

November 2017 - March 2019

System Administrator (intern)

OOO "AsArtAvto"

Supporting office environment, maintenance of 1C server, FTP server and company website, implementation of LiveChat to the company website, helping the company staff with the various technical questions.

November 2014 - November 2017

Skills

Programming Languages & Tools
Workflow
  • Work always flows in one direction – downstream
  • Create, shorten and amplify feedback loops
  • Continued experimentation, in order to learn from mistakes, and achieve mastery

Interests

Apart from being a DevOps Engineer, I enjoy cycling, travelling, swimming, table tennis, and snowboarding.
As for the indoors time, I follow a number of sci-fi and fantasy genre movies and television shows, and watching American Football, and I spend my free time exploring the latest technology advancements in the DevOps world.