Greeting!!!
I have gone through your complete job description and available with required job skills as well as past experience to start this project right now.
I would be very pleased if you could give me the URL link of the website so that I can analyse your project and get back with concrete solution
I have 6+ years of extensive expertise and proven experience in Website development Opencart, XML, HTML, API Integration, RSS feed, CSS, CSS3, JS and Jquery, with strong command working in shopping cart and full payment gateway, shopping navigation, and expert in bug fixing and troubleshooting in many websites.
So looking forward positively to work upon this project and will also available on Skype/Google hangout for complete discussion.
Waiting for your positive reply.
Thanks & Regards.