HTML5, CSS3, PHP, JavaScript
CSS Flexbox, LESS, SASS, BootStrap, Tailwind CSS
Ajax, jQuery, React, React native, Node.js
MySQL, MariaDB, MongoDB, PostgreSQL
OOP in PHP and JS
Test Driven Development
Web Architectures, Single-page web apps, Progressive web apps
Software Design Patterns, MVC
REST API, SOAP API, RPC API, GraphQL, Socket, WebRTC, Push Notifications
Git, Github, Gitlab, Bitbucket
CodeIgniter, Laravel, Express.js, WordPress
Multilanguage, Time zone management
Apache, Nginx, OpenLightSpeed
Linux, shared hosting, VPS hosting on cloud, Docker