Mateusz Sarna

DevOps

Kraków, PL

superuser@linux.pl


Skills


Languages


Courses



Work Experience

Self empoyed / freelance - DevOps
March 2015 - Current

Providing support and solutions for multiple clients: EPAM, Arcadia, Cisco, Inmarsat, Appdate, Appetize, Mapp Digital, HSBC


Mapp Digital - Senior DevOps Engineer
Oct 2017 -

Automation scripts for migrating DNS • Developing internal DNS management tools with: python, flask, rest api, bootstrap, ajax, JQuery • Creation CloudFormation templates with IAM policies forcing MFA, instance type, allowing to start/stop/reboot only to created VMs by user • Migrating servers/services from xen to OpenStack • Puppetizing - creating new modules in puppet, setting up with hiera, working with r10k environments


EPAM Systems - Systems Engineer/DevOps
May 2016 - April 2017

eCommerce Project • Provide fully automated environments • Build tools/CI: Maven, Jenkins • Configuration tools: Ansible • Cloud providers: AWS • Scripts: Bash, Python • Creating virtual development environments using Vagrant • Building AMI images with Packer • Solutions: DynamoDB, Redis, SQS, SNS, Tomcat, ElasticBeanstalk, RDS, New Relic


Cisco - System Engineer
March 2015 - April 2016

Provide broad support within Application and Operating Systems. • Solutions include Oracle and SQL data bases, RHEL, Windows server and Java application environment (Jboss, liferay, web services) • Act as a technical expert and provide support on a European and world-wide basis • Interfaces with VARs, OEMs, end-users, and internal engineering departments to drive quality into the product


Onet.pl - Systems Administrator
October 2013 - February 2015

Maintenance of the portal systems 24/7 • Unix administration • Services Administration • Diagnosing and removing the causes and consequences of failure • Support orders in accordance with the principles elaborated based on the ecommendations of ITIL • System configuration and application deployment into the production environment • Maintenance and hardware assembly


Education

AGH University of Science and Technology
2013 - 2015

Master Degree - Computer Sience - Decentralized systems and distributed networks


Wyższa szkoła zarządzania i bankowości
2010 - 2013

Bachelor Degree - Computer Sience