Professionally system administration of Linux (Debian, Ubuntu, Oracle Linux, CentOS) and Windows (2012/2016) servers and databases (PostgreSQL, MySQL) for the past 25 years.
Deep knowledge of Linux (nginx + php-fpm, mysql, mariadb, percona, postfix, dovecot, zabbix, monit, redis, memcached, mongodb, bind, docker, kubernates, elasticsearch, influxdb, grafana, collectd, prometheus, gitlab, ispconfig and etc.) and Windows (AD, DHCP, DNS, WSUS, RDS, Hyper-V).
Knowledge of network equipment Cisco, D-Link, TP-Link, Ubiquiti, HP.
Hobby: radio engineering, programming for embedded systems, IoT (esp8266, esp32), computer vision systems (OpenCV), programming for Windows (Delphi) and Linux (C, Golang, Shell).
@cherts
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