Skills:
* Programming languages: C, C++, C#, Java, JavaScript, Perl, PHP, Python
* Web development: HTML, CSS, HTTP, SSL/TLS, XML, SVG, RSS, mobile and responsive design
* Web applications: WordPress, WooCommerce, Zen Cart, phpBB
* Web frameworks/libraries: CodeIgniter, CakePHP, jQuery, jQuery UI, jQuery Mobile, Bootstrap, TinyMCE, CKEditor, TCPDF
* Database development: MySQL, PostgreSQL, SQLite
* Testing and quality assurance
* Performance tuning and optimization
* Documentation and technical support