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Work History

Aliter Technologies, a.s.

Feb 2018Present

Release manager & DevOps Team Lead

Focused on improvements to build and deployment tools for our client.
Create and maintain fully automated CI/CD pipelines for  smooth deployment using TeamCity, Ansible, Bash, Python. 
Process Improvements to reduce deployment issues. Designing CI/CD workflows. 
Write LLD & HLD documentation for client.
Deploying apps in High Secure environments also in DR/HA mode. Designing whole process with our Developers and Operations teams. 
Ensured Hands-on Training and Education for client's ICT teams.
Currently working on one huge Java project which is composed by more than 10 FE/BE apps.
Technologies: Jboss, Tomcat, Ansible, GitLab, TeamCity etc.

Aliter Technologies, a.s.

Nov 2016Feb 2018

ICT Consultant - OpenStack Specialist

Deployment of OpenStack environments.
Configuring/Maintaining almost all OpenStack Services.
Worked on 2 Private cloud projects for Ministry of Interior and Ministry of Finance Slovak Republic.
Worked as an integral part of the development team with troubleshooting development and maintenance of systems.
Supporting client's Service requests.
Synchronized Linux Firewall with GitLab repository and CI/CD pipelines to ensure fully automatic and CVS managed Firewall.
Wrote Python based Unix app for network devices CVS managed configuration backups.
Maintain & Deploy of internal servers mainly RHEL/Centos/Ubuntu

RF elements s.r.o.

Feb 2015Nov 2016

Linux System & DevOps engineer

Overall Systems & Network Administration
Maintain,Deploy, Automatize infrastructure in VMware ESXi / VMware vCloud.
Automatization with Puppet, Python, Rake. 
Monitoring all of our infrastructure/network with NetXMS. Network diagnosing & testing. Firewall/ iptables configuring and troubleshooting.
Python & Shell scripting.
Router development / networking side
Experience with all distros but mostly with Ubuntu / Debian.
Agile methodology

Git, Atlassian, AD, Radius, DNS, Apache, SNMP, apt, syslog
MySQL, Couchbase etc.

Datagram, s.r.o.

Sep 2014Feb 2015

Network Technician

Managing & deploying computer networks, VMware ESX servers.
Set up network devices and configure, also experience with UPS.
HighAvailability Networks.
Experience with Mikrotik,Ubiquiti.

Education

Born

Apr1996

22 Years old currently .

OpenCentrum

http://lab.sosett.sk/ Work from 10/2013 on project OpenCentrum AIS - Academic information system for schools.
Server deploy, manage, maintain.
LAMP, DNS, Firewall, Debian Server administration.

Skills

Unix / Linux

A lot of experience with all of Linux distros but mostly with Ubuntu/RHEL. Also experience with LAMP (Apache, MySQL, PHP) and all of system management & configurations.

Virtualization / OpenStack Cloud

Virtualization mostly with VMware vCenter/vCloud, KVM/QEMU, SetUp & management of OpenVZ containers. Docker/AWS basics.

Networking

TCP/IP, Monitoring, Management, testing networks. Configuration of Mikrotik / Ubiquiti devices

DevOps / Release management

Release management - Design, Create, Deploy of scalable effective deployment workflows.

Monitoring

Monitoring via CA SysEdge/Zabbix/ NetXMS SNMP, NXSL, Event processing, monitoring dashboards, Object Tools, Notification system intergation with android app.

Scripting Bash / Python

DevOps level
Automation scripts.
Wrote few small apps in Python e.g. network device configuration backup service.

Puppet / Ansible

Infrastructure automation languages.

HTML/JS/PHP/CSS/JAVA

Template create & edit. Junior skills with all of these languages. PHP simple monitoring system integration with Mikrotik RouterOS API.

IT/HW Services

Repairing/Troubleshooting all of IT/HW - PCs, servers, network devices

Management

Basic skills with Microsoft AD/LDAP, DNS.
Atlassian: JIRA,Confluence,Fisheye,Bamboo

Language Skills

Slovak - Native

Czech - Near native

English - Intermediate

About me

Sociable, friendly, funny, communicative, work in a team but also individually, punctual, pleasant demeanor, solve any problems, Fast learning new technologies & workflows;