Professional Experience:
Rensselaer Polytechnic Institute - December 2008 – Present
Senior Software Engineer in Tetherless World Constellation (TWC)
Semantic Web research, design and development in cooperation with numerous research organizations utilizing the latest in semantic web technologies and tools. Information modeling, ontology development using numerous modular ontologies, RDFs, RDFa inference engines and reasoning rule systems.
Drupal and MediaWiki development using PHP, including the development of new modules/extensions
Web site and web services development using PHP, Ajax, SOAP, Tomcat Servlet development, JavaScript, c and C++, some Java and Python.
Open Source software development for OPeNDAP in C++ using dynamically loaded modules for extensibility creating a grid-like infrastructure for distributed data delivery.
Lead and co-author on numerous publications, presentations and posters for conferences such as the AGU Fall Meeting, International Semantic Web Conference, OWL Experiences and Directions, Ocean Sciences Conference
Linux server setup and maintenance for TWC production machines and services such as the Virtual Solar Terrestrial Observatory, OPeNDAP server, svn code control repository, Trac issue tracking system, Drupal CMS at http://tw.rpi.edu, Semantic MediaWiki CMS at http://tw.rpi.edu/wiki, OpenLDAP, inference web services at http://inference-web.org. Also support for 18 test and test/demo machines, 17 running Linux and one running Mac OSX.
Support and management of up to 12 projects at a time, and support for 11 other projects
Coordinator of the Undergraduate Lab within the Tetherless World Constellation
Adjunct Professor, Introduction to Information Technology, Fall Semester 2009 – creation of lectures for class twice a week, creation of lab work for students to engage in, creation of the technical questions for quizzes, office hours, grading of assignments, labs, quizzes and term projects.
University Corporation for Atmospheric Research (UCAR) - April 2002 – December 2008
Software Engineer in High Altitude Observatory Division (HAO)
C++, OO Design methodologies developing distributed data model for use by scientists worldwide using HTTP.
Implementation able to input different data systems into a common representation to be delivered to client applications able to display the information.
MediaWiki installation and management including extension development for display of scientific information stored in a relational database and user management
Virtual observatory implementation using ontology development with Protege and Swoop, metadata search capabilities, catalog retrieval system, data retrieval and graphical display.
Senior Consulting Engineer working to test and implement new wireless switches for LightBridge’s product Fraud Buster. The product takes call data records and detects any fraudulent items in the data. Code written using Object Oriented methodologies in C++ on UNIX machines (Solaris and HP). Uses Tuxedo for transaction management and communication between servers.
Enhancement to Fraud Centurion product to automatically suspend and restore callers with fraudulent activity. Enhancement to code written in C++ using Object Oriented Methodologies, XML, and socket coding. Used Continuus code management system, Lotus Notes for document management, Rational Purify for memory error checking and Quantify for performance of new code.
netLibrary contract through Hall Kinion, Boulder, CO - January 2001
Upgrade of unaffiliated corporate web site using HTML and ASP on Windows 2000 platform. Used Visual Interdev for coding and Visual Sourcesafe for version control.
Evoke Communications, Louisville, CO - June 2000 – November 2000
Research into new webcasting product which includes a java based server that coordinates conferences over the internet including Evoke’s voice over IP technology, white boarding, presentation slides such as Microsoft PowerPoint, a question and answer interface, and video streaming using Real Player and Microsoft Windows Media Player.
Researching the use of Oracle's OCI for authentication in Real Server for video streaming, written in C++ using Oracle 8i call interface and Real Server's Plugin capabilities.
Decisionism Inc. (formerly KaPRE Software), Boulder, CO - July 1994 – June 2000
Design and development of back-end components for the client/server application Aclue. This product takes data from multiple disparate systems, merges the data into a single data repository using third-party and in-house developed transformation engines, and allows the user to export this merged data to multi-dimensional databases or relational databases for analysis.
Design and development of back end components for financial software/general ledger applications utilizing multiple relational persistent storage services and communication using Expersoft’s CORBA implementation. Also included design and development of business workflow engine, object routing and state transition, session management, and event notification and reporting.
Mead Data Central (Now Lexis/Nexis), Dayton, OH - June 1990 – June 1994
Participated in the first iterative build of a distributed object oriented client/server system using C++ in a UNIX environment. This first iteration was to replace the existing Lexis/Nexis search engines and reporting. Clients would do searches against the system in order to find legal and news sources and have the information displayed in a variety of ways. Included the design and development of an Object Oriented RPC mechanism and a C++ Object Oriented general purpose library, including low level socket interface and memory management component, container classes, string classes, thread classes.
Designed and implemented in C++ the system management component of a large distributed client/server system. The component was responsible for managing all aspects of the system from client/server applications to hardware.
Designed and implemented a complete development environment including configuration management tool and development environment including use of Sablime, Korne Shell and make utility Nmake.
Education:
Bachelor of Science in Computer Science, Indiana University, Bloomington, May 1990.
