Dear Ruben,
I carefully read your requirements and I will be glad to help you with your project.
I'm extremely proficent with WordPress CMS, Prestashop Ecommerce, Opencart Ecommerce, Joomla, Magento Ecommerce and KnowledgeTree DMS and many others open source CMS/CRM/ERP packages
I have a wide experience with PHP (YII and Laravel 4 frameworks), Javascript / Jquery, Python and SQL and RDBS programming languages.
I'm strongly focused on results and aspire to deliver a pixel perfect, slick and bug-free product.
If you would like to discuss about your project please don't hesitate to contact me anytime.
Best Regards
Simone