C++, STL, BOOST, Python, design patterns, algorithms, data structures, strong computer science and mathematics background. Development of a high frequency trading system for options and futures market makers and liquidity providers It was a C++ application with heavy use of STL, BOOST libraries, C++ design patterns, multithreading, complex race conditions. Our team followed scrum methodologies. Development of anti-virus engine (AV Engine). Implemented remote debugging functionality for the engine, string search and compressions algorithms ( Knuth-Morris-Pratt, LZMA2), performance improvement to engine startup code. Designed and implemented a C++ application and framework (VS 2008, STL) for creating PDF/A & PDF/E compliant PDF files using open source libraries. Needed to work with remote teams, constantly discuss changing requirements with clients. Responsible for the entire product cycle from gathering requirements to product delivery. Development network drivers for high speed Ethernet cards. Implemented a Windows 2003 intermediate driver for 10 Gbps Ethernet cards. Improved the throughput from 200 Mbps to 600 Mbps. Implemented fault tolerance in Windows 2003 mini