1. Make all urls SEO friendly not dynamic urls
2. Put Image tag on each product
3. Describe briefly about each product
4. Put h1 tag using targeted keywords
just take care of meta tags and canonical urls and their proper structure and redirection these are most important things which you should not forget while doing seo for e-commerce site .
When you are going to do seo for eCommerce site, numbers of things you have to consider for that. I would like to suggest you to prefer some YouTube video so that you will get basic idea to do seo for eCommerce site. There are numbers of videos available on YouTube from where you can easily learn seo basics as well as seo tricks to optimize your site.
For ideal SEARCH ENGINE MARKETING outcomes I suggest using Google Search Bot: http://is.gd/gsbsoftware Using this computer software I've got positioned our site to very first page of Google on a high aggressive search term.