Creating a web application for our biotech company. We have over 50,000 products and require a very robust website to handle online ordering and multiple types of user accounts that need to login. There is an immense amount of content: product images, files, videos, etc. Also, there are many different ways to handle orders in terms of checkout. Also, multiple people may purchase products and have shiffted to another person to actually do the payment. So, scenarios like this exist. We also host videos, promotions section, live video web conferences, user profiles, etc.
Our requirements are very similar to [url removed, login to view] Please study the site carefully before bidding, it has some complex features, and also some very basic/typical ecommerce features.