About 8 years in IT. During this time he was engaged in webpage slicing and development on Wordpress, prototyping, optimization for search engines, a couple of years he set up contextual advertising. Last 2 years he has been developing a B2B portal for enterprise, before the development he created all internal interconnections and displayed it on interactive prototype through Axure. Now he's a self-employed entrepreneur and takes orders for ready-made website development: from prototype to working product. In some projects Denis is a developer, in some, he's a project manager. For the past six months, he has been studying Ruby on Rails and doing applications.