symfony, nette, bootstrap, android, java, php, phpdoc, phpstan, phpunit, javadoc, phpstorm, gitlab, docker, mysql, sql, spring, postgresql, nginx, ajax, javascript, css, html, hibernate, twig, latte, thymeleaf, api, api platform, git, linux, python, nextcloud, selenium, jquery, webpack, markdown, figma, composer, rabbitMq, kotlin, elk, doctrine atd.