Professional Experience

Jun 2011 – present: BI Consultant at Dörffler + Partner GmbH

  • Managed maintenance work of a legacy reporting system at a major client in the automotive sector; work included dealing with customer requirements and managing remote developers.
  • Rebuild a data warehouse for one of the largest car-makers in the world, based on Microsoft SQL Server and Informatica to reflect a changed system landscape.
  • Developed a data mining model for the prediction of residual values of used commercial vehicles using Statistica.

Jul 2010 – present: Lecturer at Steinbeis School of Management and Innovation

  • Held a class in Information Systems Management including topics such as IT strategy and processes, e-commerce, data analytics, data warehousing, and business intelligence.

Jun 2009 – May 2011: Owner of DataRoxx

  • Developed a data warehouse solution for a startup in the e-commerce sector. Solution was based on Open Source business intelligence tools such as Pentaho and PostgreSQL.
  • Migrated change requests from a legacy Lotus Notes system to Microsoft Team Foundation Server for a client in the automotive sector.
  • Development of custom controls for Microsoft Team Foundation Server.

Aug 2010 – Nov 2010: Senior BI Engineer at Capgemini

  • Development of strategic management information systems (MIS).
  • Maintenance of a strategic MIS for one of the largest car-makers in the world.
  • Led a small team of BI engineers to develop a data warehouse to reconnoiter criminal acts for a customer in state security.
  • Used Pentaho, SAP Business Objects, Oracle, SAP Xcelsius, SAP Crystal Reports, and SAP Web Intelligence.

Sep 2007 – Jun 2009: Research Assistant at Santa Clara University

  • Research on a sophisticated neural network for regression and classification
  • Build a central data warehouse for text processing and preparation
  • Used academic tools such as RapidMiner (Yale) for text classification and other analysis tasks
  • Mentored and taught fellow research assistants various techniques such as Support Vector Machines, text processing, and text classification

Jun 2006 – Jun 2009: Software Engineer at HYBRIMIN GmbH & Co. KG

  • Introduced software engineering processes
  • Built a web based solution for the agriculture industry in Germany
  • Consulted business managers and developers

Aug 2001 – Jun 2006: Software Developer at HYBRIMIN Computer + Programme

  • Run a project to redesign an expert system for the agriculture industry for optimizing feeds
  • Migrated from Client/Server to Web services
  • Migrated from Paradox database to Firebird SQL Server
  • Improved installation setups of other software products for faster deployment (saved approximately 50 % of preparation time per deployment)

Aug 1998 – Jul 2001: Apprentice at HYBRIMIN Computer + Programme

  • Migrated MS-DOS application to the Windows platform
  • Full redesign in Delphi
  • Major application of HYBRIMIN

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