.Net Web Application to replace legacy billing software. Comprised of 30 individual fee calculatations all based on marketing logic and strict billing rules against a backend SQL server. Also includes were a number of web hosted Crystal Reports and several hard file generations to exacting specifications. .Net Web Application to generate cd-keys for delievery of applications to end users. Also stores information in a backend SQL database so that keys can be reissued and billed for. Application was user restricted base on NT Domain User Groups and tiered by rights inside the application. I am an IT Specialist with nearly 30 years of experience in the field. I have written software in many languages over the years both professionally and privately. My current areas of focus are multi-tiered applications utilizing C#, CSS, HTML5, ASP.net, Javascript, jQuery, jQueryUI, web services and a variety of database back ends including SQL, MySQL(MariaSQL), MongoDb and the new localstor