York-Simon Johannsen

Main informations

• Name: York-Simon Johannsen
• Residence: Berlin
• Citizenship: Germany
• E-Mail: info@yosijo.de
• XMPP: yosijo@jabber.waimanu.io

Education

Type of School	Graduation	Time
Realschule, Freie Waldorfschule Flensburg	Secondary school certificate	1996 - 2003
Berufsschule, Berufsschule des Kreises Nordfriesland in Husum	Vocational school certificate	2008 - 2011
Ausbildung, TSBW	IT Systems Electronics Technician	2008 - 2011

Employment

Employer	Location	Job	Time	Hours
Shamrock	Flensburg, Germany	Administration	2003-08 … 2006-07	fulltime
CMS	Sonderbôrg, Dansk	Call Agent	2006-08 … 2007-08	fulltime
FGUE GmbH	Flensburg, Germany	Administration	2006-11 … 2007-04	fulltime
Some-IT GmbH	Berlin, Germany	Administration	2010-04 … 2012-05	fulltime
AVM	Berlin, Germany	Technical Support Agent	2012-09 … 2014-08	fulltime
Performates UG	Berlin, Germany	Linux System Administratior	2014-09 … 2015-12	fulltime
Primervoto GmbH	Berlin, Germany	Linux System Administratior	2016-01 … 2017-09	fulltime
SysEleven GmbH	Berlin, Germany	Linux System Enginer	2017-10 … 2021-10	fulltime
Menzel IT	Berlin, Germany	Linux System Enginer	2021-10 … now	fulltime

Applications and Services

Scale: 1 (very low) - 10 (very good).

OS

Operation System	can setup	can configure/use	can fix/debug
Debian	[##########] 10/10	[##########] 10/10	[#########_] 9/10
Ubuntu	[#########_] 9/10	[########__] 8/10	[########__] 8/10
Arch Linux	[#########_] 9/10	[#########_] 9/10	[#########_] 9/10
CentOS	[#######___] 7/10	[########__] 8/10	[#######___] 7/10
OpenWRT	[#######___] 7/10	[#######___] 7/10	[########__] 8/10
Windows	[###_______] 3/10	[##________] 2/10	[#_________] 1/10

Virtualisation

System	can setup	can configure/use	can fix/debug
LXC	[########__] 8/10	[#########_] 9/10	[########__] 8/10
XEN	[######____] 6/10	[#######___] 7/10	[####______] 4/10
KVM	[#######___] 7/10	[#######___] 7/10	[######____] 6/10
Proxmox	[#########_] 9/10	[#########_] 9/10	[#########_] 9/10
OVirt	[##________] 2/10	[####______] 4/10	[##________] 2/10
libVirt	[#######___] 7/10	[#######___] 7/10	[#####_____] 5/10
Virtozzo	[####______] 4/10	[####______] 4/10	[##________] 2/10
Hyper-V	[#_________] 1/10	[##________] 2/10	[__________] 0/10

Databases

Database	can setup	can configure/use	can fix/debug
MySQL	[########__] 8/10	[########__] 8/10	[########__] 8/10
Percona	[########__] 8/10	[########__] 8/10	[########__] 8/10
MariaDB	[########__] 8/10	[########__] 8/10	[########__] 8/10
PostgreSQL	[######____] 6/10	[######____] 6/10	[######____] 6/10
ElasticSearch	[######____] 6/10	[######____] 6/10	[#####_____] 5/10

Automation

Name	can setup	can configure/use	can fix/debug
Ansible	[#########_] 9/10	[########__] 8/10	[########__] 8/10
Salt	[####______] 4/10	[####______] 4/10	[####______] 4/10
Puppet	[#####_____] 5/10	[########__] 8/10	[########__] 8/10

Monitoring

Name	can setup	can configure/use	can fix/debug
Zabbix	[##########] 10/10	[#########_] 9/10	[#########_] 9/10
systemd	[#########_] 9/10	[#########_] 9/10	[########__] 8/10
Icinga	[#####_____] 5/10	[#####_____] 5/10	[#####_____] 5/10
Monit	[#####_____] 5/10	[#####_____] 5/10	[#####_____] 5/10

Programming / Scripting

Name	read	write	debug
bash	[##########] 10/10	[#########_] 9/10	[#########_] 9/10
python	[#####_____] 5/10	[##________] 2/10	[##________] 1/10
java	[####______] 4/10	[#_________] 1/10	[##________] 2/10
php	[#####_____] 5/10	[##________] 2/10	[####______] 4/10

High level filesystems

Filesystem	can setup	can configure/use	can fix/debug
ZFS	[######____] 6/10	[#######___] 7/10	[#####_____] 5/10
btrfs	[##########] 10/10	[##########] 10/10	[#######___] 7/10
GlusterFS	[########__] 8/10	[########__] 8/10	[#######___] 7/10

Other

Service	can setup	can configure/use	can fix/debug
Apache HTTPD	[#########_] 9/10	[########__] 8/10	[#######___] 7/10
nginx	[#########_] 9/10	[#########_] 9/10	[########__] 8/10
OpenSSH	[#########_] 9/10	[########__] 8/10	[#######___] 7/10
GPG/PGP	[########__] 8/10	[########__] 8/10	[######____] 6/10
PHP	[########__] 8/10	[#########_] 9/10	[#######___] 7/10
Git	[########__] 8/10	[########__] 8/10	[#######___] 7/10
GitLab	[########__] 8/10	[#######___] 7/10	[######____] 6/10
RocketChat	[########__] 8/10	[########__] 8/10	[######____] 6/10
NextCloud	[##########] 10/10	[##########] 10/10	[#########_] 9/10
systemd	[#########_] 9/10	[#########_] 9/10	[########__] 8/10
Netbox	[########__] 8/10	[#########_] 9/10	[######____] 6/10
Snipe IT	[########__] 8/10	[########__] 8/10	[######____] 6/10

Disclaimer

This CV is created with Pelican and managed via the repo yosijo.codeberg.page. The output diectory is a git subtree module for the YoSiJo/pages repo.