While at Altis, I have designed, implemented and maintained a variety of systems in my dual role of developer and business analyst.Notable examples include:* working on the core of the proprietary trading system, including helping port from C++ to C#* upgrading a legacy sprawling order management system to ASP.NET 4, removing dead code and making it testable and maintainable* a parser and interpreter for an in-house programming language* introducing a significant number of new technologies (Chrome, ASP.NET MVC, NuGet, node.js) and implemented frameworks and libraries for internal acceptance across the development team* creating and maintaining the Subversion repository