262364 Magento Commerce Site

I need an online ecommerce site selling groceries and food items. The site is [login to view URL] I am thinking of using magento commerce. Please respond id you have magento commerce experience only. if you have a better solution than magento commerce you can propose. I need the designer/developer to do following 1. design logo for [login to view URL] 2. Design a nice layout for the ecommerce site 3. Build the ecommerce site and configure paypal for now. 4. Build upto 100 categories and sub categories and add 200 products with pricing 5. Develop static pages like contact us, terms, about us, 6. Develop some nice banner advertisements Site needs to be SEO and SEF urls we will pay in progressive payments depending on the progresss made.