ABOUT ME
#! Senior Linux Server SysOp/SysAd
durch Abbau der Bürokratie und Berücksichtigung menschlicher Aspekte die IT effizienter gestalten
I am a senior Linux server SysAd/SysOp and plan IT architecture. I use different types of open source Solutions and distributions to build
member of and experience with
- netcup bare metal Prodiver
 - online.net scaleway cloud Provider
 - digitalocean cloud Provider
 - Denic .de top level Provider
 - COLT data center
 
Work references
- 2006 - 2007 cyberline GmbH Berlin 
- junior Linux System Administrator
 
 - 2007 - 2008 webfact GbmH Berlin
- junior Linux Server Operator
 
 - 2008 - 2009 SNT AG
- IT Specialist HVt / KVz / APL / TAE support
 
 - 2009 - 2010 xerix media founder
- open source CMS framework based on PHP
 
 - 2010 - 2012 ARENA sportsbar GmbH
- Head of IT Infrastructure
 
 - 2012 - 2013 Siemens AG on behalf of ATOS AG for project BAYER AG
- IT Spicialist
 
 - 2013 - 2017 self learning and deep diving Linux open source Administration sysAd / sysOp
 - 2017 - 2018 Espresto AG 
- Senior Linus Server sysAd
 
 - 2019 - 2022 SIB IT GmbH
- Senior Linux Server Administrator and Unifi Network Operator
 
 - 2022/10 - 2022/11 ComputaCenter AG
- Data Center Engineer
 
 - 2023/11 2023/12 INWX GmbH
- Linux Server Operator
 
 
skills with experience
- Hypervisors typ-1
- XEN
 - KVM
 
 - Containers
- docker
 - containerd
web&proxy - nginx
 - apache
 - haproxy
 
 - System tools
- rsyslog
 - ssh
 - bash
 - shell
 - tcpdump
 - ngrep
 - nf_conntrack analysing
 - netfiler, packetfilter
 
 - databases
- mariaDB
 - mySQL
 - postgreSQL
 - mongoDB
 - redis
 - elesticsearch
 
 - mailserver MTA
- postfix
 - IMAP
- dovecot
 
 
 - spam filters
- snort
 - rspamd
 - sieve
 
 - nameserver
- bind
 - powerdns
 
 - atlassian
- jira
 - confluence
 
 - CMS
- outline
 - hexo
 - wordpress
 - prestashop
 - opencart
 
 - PHP framework codeIgniter 3/4
 - SSL and domain operations
 - ansible
 - unifi ubiqutiti network
 - git, gitlab
 - HTML, css, js, json, yaml, xml, ini, jinja
 - vue.js, angular2, cordova sdk
 - fascination to distributed File System Cluster
- mooseFS
 - xtreemFS
 - DRBD
 - glusteFS
 - lizardFS
 
 
Ayşad Kozanoğlu