The project was a web application that consisted of over 160 source files and over 500,000 lines of code all completed by myself alone. I tested all of the pages against a large list of web application hacking methods such as XSS and SQL Injection to ensure the safety of my clients business as well as their data. The web app was an ecommerce website for a client with an extensive business management backend. The site had over 40,000 products for which I created a CMS from which the client was able to make changes to images, content, prices, discounts, availability... The client was a reseller for hundreds of vendors and used images from vendor websites to showcase many items. To overcome the issue of vendor supplied images I wrote a routine to screen the URLs in the CMS on save, if they were non-local the routine downloaded the image to a directory on the server to prevent bad image links if the vendor changed their website. The backend was supported by an MS SQL database I designed as