Chris D'Urso chris@durso.org http://www.durso.org/ Objective: Senior Software Engineer Summary of Qualifications * Over a decade of developing software, including tools for scientific, business, webservices and consumer applications on Windows, Unix and Macintosh platforms. * Valuable organizational and interpersonal skills necessary for strategic teamwork and customer interaction. * Creative approaches and innovative methodologies from design through implementation. * Practical, yet visionary, attending to details while realizing the goal of successful completion. * Broad background in computer science, physical sciences, mathematics and engineering. Key Accomplishments * Maintained and advanced web log data mining system capable of complex real-time traffic queries on data sets as large as 80 million unique users traversing 650 million URLs. Designed and implemented general purpose data mine system with pre-aggregative approach applied to schema derived (hence flexible) relational models (utilizing pre Y2K hardware). * Maintained and advanced program trading systems central to the most active institutional trading desks. One system managed a desk on the NYSE executing up to 20% of the exchanges total daily volume. * Successfully adapted legacy chemical instrument analysis package for rapid product enhancement, saving market share and brand presence at customers' laboratories. This success, completed prior to the final (OEM) hardware selection, permitting ample time for further software enhancement prior to product release. * Advanced state of the art in CAPTCHA visual challenge with contextual innovation. Skills * modeling, analytics, machine/experiment simulation and control, adaptive/automated programming, symbolic/linear mathematics (Mathematica, Mathlab), 2D-3D spatial rendering, statistics, multithreaded programming, distributed processing, advanced algorithms, XML, real-time and embedded systems * Windows95/NT/2000, Unix BSD/Linux/Solaris, MacOS, VxWorks, MFC, Visual Studio, PowerPlant, Forte, Workshop, MPW, MetroWerks Code Warrior, Purify/Quantify/Rose, MacsBug, gcc, dbx, Oracle, Informatica * OOD/OOP, UML, STL, C/C++ (10+ years), Java, Pascal, Fortran, assembly * Apache, SQL, mySQL, cgi, php, scripting, HTTP/HTML, XML Experience Senior Software Engineer 2006-present SearchMe. Inc. C++, XML, Perl in an Apache/Linux environment. * Performance optimize indexing for large scale search engine. * Development and production of software to apply category information to index. * Support and re-architecture of real-time distributed query analysis system. Merchant Risk/Fraud Authentication Group 2005-2006 PayPal (an eBay, Inc. Company) C++, XML and SQL in an Apache/Linux environment. * Deliver critical technology initiative automating the onboarding of small and medium business via PaymentPro and VirtualTerminal programs. Manage risk through automated application evaluation, 3rd party verification, and case management tools. * New CAPTCHA challenge project (Traffic Analyzer) resulted in industry advancement and patent application. * OFAC update * Team BugCzar * Cgi, server development, XML and scripting/php for simulators and developer/qa test tools. Sole Proprietor 2004-2005 Consulting and Independent Contracting * Control and analytical systems development for small instrument manufacturers * Laboratory computer automation and software integration services * Collaboration and driver development with major Chromatography Data System vendors Simulation Engineer (Embedded Software Engineer) 2003-2004 Asyst Technologies, Inc. * Advanced Materials Handling Systems (AMHS), C/C++, VxWorks, WinCE, Win2K, Tornado, MEI, CAN * Multi-axis motion control mathematics and algorithm development, with communication and safety allowances. * Continued and stabilized robotic transport system to win multi-million dollar AMHS contract in 300mm fab at UMCi. * Rapid redevelopment project porting WinCE controller to VxWorks platform. Senior Software Engineer 2000-2001 Futuristics Labs, Inc./TeraLytics Sunnyvale, California * Data Mine Service, C++, STL, Oracle, Informatica, WinNT, Solaris * Maintained and developed a web log query service for clients whose volumes were too expansive for traditional DB and OLAP approaches. * Designed and developed the next generation of data mine products for real-time analysis of tera-transaction data stores. * Created and implemented algorithms to build fast ordered mappings, hash tables, and hierarchies. Software Engineer 1999-2000 Iris Financial Engineering & Systems, Inc. San Francisco, California * Program Trading Systems, C++, dbx, Quantify/Purify, Solaris, Linux * Maintained, designed, enhanced and optimized program trading systems, including the most active program trading system on the NYSE. * Advanced the Iris Technical Framework, a framework tuned specifically for rapidly creating trading, portfolio and risk management systems. Software Engineer 1996-1999 Varian Associates, Chromatography Systems Business Walnut Creek, California * Liquid Chromatography Applications, C/C++, assembly, MFC, Win32, Windows95/NT4 * Generalized liquid chromatography photo-diode array application to suit OEM instrument. * Created new look and feel with updates to ancillary display programs. * Developed frameworks, algorithms and technical strategies for current and future products. Software Engineer 1995-1996 Scientific Digital Visions, Inc. San Jose, California * Educational Applications, C/C++, MetroWerks PowerPlant Class Libraries, MacsBug, MacOS7 * Facilitated company startup by purchasing and administering computer equipment, networks, and communication systems. * Created multimedia simulations of laboratory experiments which would otherwise be too dangerous, expensive, or impractical for the targeted audience. Software Developer 1994 68K/NPS/ARRISystems Santa Clara, California * Image Processing application, Pascal, MacOS6 * Developed software for the image processing hardware: ImagicianPro (an accelerator for graphics professionals). Education BS Chemistry, BS Applied and Computational Mathematics, San Jose State University Quality Rapid Product Development, Professional Course, University of California Berkeley Extension Java Programming, Professional Course, University of California Berkeley Extension Patents 2006 Application: Contextual Visual Challenge Image for User Verification Other Achievements/Activities Founder and President of the San Jose State Mathematics and Computer Science Club. Scholarship recipient at Computers, Freedom and Privacy Conference. Poster Presentation at California State University Computational Chemistry Council Conference. Staff Member and Poster Presentation at the First Scientific and Engineering Applications on the Macintosh Conference. President of Commemorated chapter of the Students Affiliates of the American Chemical Society. Treasurer of the professional Bay Area Mass Spectroscopy discussion group. Four season youth sports Coach/Manager.