About

Work Experience

• Senior DevOps Engineer, 

  Sep, 2021 - Present

  Responsible for designing, implementing, and optimizing the infrastructure, automation, and delivery pipelines that enable reliable and scalable software deployment.

  • Optimization and improvement of eBike infrastructure running on AWS.

  • Upgrade, maintenance and improvement of existing Kubernetes clusters, redesign based on best practices.

  • Design and modernization of current CI/CD.

  • Design and implementation of custom IAC modules, scripts and pipelines.

  • Optimization and continuous improvement of monitoring, logging, alerting and tracing.

• DevOps / Platform Engineer, 

  Apr, 2019 - Sep, 20212 years 5 months

  Being part of Platform team, I am building and maintaining full infrastructure for about 15 Development teams

  • Management of Cloud infrastructure based on AWS

  • Deployment and maintenance of multiple k8s clusters

  • Implementation and maintenance of monitoring systems with Prometheus AlertManager and Grafana

  • Automation and management of infrastructure with Terraform and Ansible

  • Setup and operation of GitLab as repository and CI/CD service for 100+ users

  • used technologies - AWS (IAM, EC2, S3, Transit Gateway, NLB, ALB, RDS, CloudFront, Workspaces), Azure AD, Kubernetes, Docker, Helm, Terraform, Ansible, RabbitMQ, Redis, PostgreSQL, Python, GitLab, dex, Prometheus (Operator), Alertmanager, Grafana, ELK, Nginx, Confluence, Jira, Bitbucket, Jenkins

• SiteOps Engineer, 

  Sep, 2018 - Dec, 20184 months

  Maintenance of complete WebShop with all his components

  • Maintain services once they are live by measuring and monitoring availability.

  • Optimisation of infrastructure and automation of processes.

  • Collaboration with Developers for implementation of releases of webshop.

  • Installation and management of containerized applications on local cluser.

  • Support and troubleshoot Debian based operation systems as well as support of applications like Tomcat, Varnish, Apache, Nginx, VMWare.

  • used technologies - Kubernetes, Docker, Nginx, Tomcat, Redis, Varnish, Apache, Nginx, VMWare, Confluence, Jira, Bamboo

• DevOps Engineer, 

  Jun, 2017 - Aug, 20181 year 3 months

  • Administration of Linux based infrastructure (Ubuntu, RedHat, Suse Linux).

  • Administration and optimisiation of components, server instances and software systems (Tomcat, Apache, Nginx, Atlassians Wiki, OTRS).

  • Development and extension of monitoring systems (Nagios, Grafana, Prometheus, etc.).

  • Evaluation of new technologies and their usage in existing customer environments

  • Optimisation of infrastructure and automation of processes.

  • Management of company IT Infrastructure e.g. Network, DC, Email, etc..

  • used technologies - Kubernetes, Docker, Nagios, Grafana, Prometheus, Alertmanager Nginx, Tomcat, Apache, Atlassians Wiki, OTRS

• IPTV/OTT/Systems Engineer, 

  Mar, 2016 - May, 20171 year 3 months

  • Troubleshooting, maintenance and enhancement of the IPTV production. Responsible of OTT/mobile_IPTV

  • Administering Red Hat based and SUSE Linux operaang systems

  • Responsible of OTT infrastructure included streaming, VOD, Catchup and other servers

  • Collaboraaon with developers to implement changes on test, and production servers.

  • Building and installation of multiple custom (kernel) and general Linux servers.

  • used technologies - Ansible, Prometheus, Grafan, Xymon, Syslog-ng, DHCP, NGINX, Apache etc.

• IT Systems Support Engineer, 

  Apr, 2011 - Feb, 20164 years 10 months

  • Support of internal users of the company with IT related tasks.

  • Company Active Directory management/support

  • Support users of Unix/Linux Systems Administration tasks.

  • Administering of Linux based applications like Nagios, Apache, MediaWiki, SAMBA etc.

  • BMonitoring and maintaining computer systems and networks

  • used technologies - Microsoft AD, Microsoft Exchange, FS, PS, Nagios, Apache, MediaWiki, SAMBA

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Education

Interests