– Administration of Debian servers, upgrading, configuring nginx, MariaDB, php7 (and pecl modules), ufw, writing simple bash  scripts;

– Developing applications in MVC framework (CI4), experience with web sockets in php and wide range of REST API, ability to work without documentation from API PROVIDERS;

– Installing WordPress and understanding WordPress modules, templates; ability to debug and solving problems of WordPress modules, extending WordPress templates;

– Knowing of bootstrap and JavaScript  to develop and extend bootstrap based themes to work with I.e. dedicated php admin panels;

– Developing applications in Java (android) with retrofit, firebase crash, firebase ML, firebase messaging;

– Understanding and managing of domains and its dns records;

– Knowing of graphic software to be able to do some simple editing.