I am new on freelancer.com but I have experience in Web Designing and Development for around 7 years. After spending few years as an employee developer in certain companies I have started freelancing and have done great jobs on odesk/elance now upwork.
Technologies I work on are:
Front-end: HTML5, CSS3, Bootstrap, Foundation, SASS, LESS, jQuery, Ajax, Angular JS, React JS etc
Back-end: WordPress, Joomla, Magento, Drupal, Cake PHP, Codeignitor, Laravel and many other php based platforms.