Full Ecommerce site designed, Need an amazing look

Im looking for someone who has worked with both Volusion and also Bigcommerce. I want a very clean website. I need the siteto have style and design. They have bunch of templates to work with, so if I wanted something free I would just do that. I need something thats going to convert high. Please reply ONLY if you have experience using bigcommerce shopping cart software or volusion shopping cart software. I am looking to build a modern clean looking ecommerce site that is well designed. The site must look very professional. Larger projects will be available in the future for qualified person. Im going to be using this for an Art and decor website, if you have done other website that you can fit and tweak to my needs and offer a better price I would be up for this aswell. Please send me your previous design works along with your bid. I must see some of your best website designs before we do anything. If you do not send this in your first email I will not look at your offer or bid and will not choose you. Thanks!