Curriculum vitae

Education

• (2009-2013) Mechanical Engineering, VIA University, Horsens - Denmark, Bachelor’s degree
• (2014-2018) Mechanical Engineering, Aarhus University, Aarhus - Denmark, Master's degree (attended)
• (2016-2018) IT Networks Engineering, BAAA School of technology, Aarhus - Denmark, AP degree

Professional experience

(2018-present) System administrator, Combell Group, Sofia, Bulgaria

On my current position as a systems admin, I have gained experience in managing cloud infrastructure using VMware vCenter and OpenStack virtualization platforms and further experience in handling tasks such as:

• Managing linux (debian/centos) virtual machines including nginx & apache servers, mysql databases and elasticsearch clusters;

  • Disallowing bad traffic to a website

  for x in $(cat iplist); do echo "Deny from ${x}" >> .htaccess; done

  • Capturing live traffic on a webproxy

  tcpdump -n -i any -s 0 -A tcp dst port 80

  • Debuging elasticsearch cluster health

  curl localhost:9200/_cluster/health
  curl -XGET localhost:9200/_cluster/allocation/explain?pretty
  curl -XPOST localhost:9200/_cluster/reroute?retry_failed=true

• Managing windows server virtual machines;

  • Recycling stuck application pools

  %systemroot%\system32\inetsrv\appcmd recycle apppool /apppool.name:NAME

• Migrating customer web-sites to the Combell shared hosting platform;

  • Copying files to a remote server

  rsync -av /var/www/html/ <IP>:/home/$USER/app

• Writing shell and Python scripts for automating routine tasks;

  • Extracting IPs from a list and adding to INPUT chain in iptables

  for i in $(cat traffic_out | awk {'print $1'} | sort | uniq |sort -rn | head -n7)
  do
    ADDR=$i
    iptables -I INPUT -s $ADDR -j DROP
    echo "Block ALL INPUT from " $ADDR " net DROPPED."
  done

(2018–2018) Junior System administrator, Fleten.net A/S, Braedstrup, Denmark

Building a bare metal Ubuntu cloud running the OpenStack framework for testing purposes and further development. The resulting system implemented a software defined storage solution, tenant network isolation and a high-density LXC virtual server environment.

(2017–2018) Freelance web development, Self-employed, Aarhus, Denmark

As a freelancer I have been working with popular web technologies, such as REST APIs and Source control (Git). My primary choice of technologies was Python/Flask & Jinja2 templating. Experience gained in:

• Source control: git add . ; git commit -m "MESSAGE"; git push -u origin <branch>
• Working with various Python modules such as: flask, requests, json, sys, subprocess

TechStack

• Scripting: Python, Bash
• Automation: Ansible
• Cloud: Docker, Kubernetes, OpenStack
• Documentation: Markdown