Programming & scripting: bash, python, php, javascript(web & serverside), C, C++, Pascal, Basic :)
Frameworks: Yii(PHP), express(Node.JS)
OS: Linux(Ubuntu, Debian, CentOS), FreeBSD
Web server: Apache2, nginx
DBMS: mysql, postgresql, mongodb
Networking: iptables, freebsd, ipfw
E-mail: sendmail/postfix/postgray
Virtualization/Containerization: vmware, virtualbox, docker
CI/CD: Jenkins
Monitoring: Zabbix
Administration: ansible, puppet
