Alexander Tarabrin has 14 years of professional experience in the IT domain. He is an Advisory IT Architect in IBM Software Group Services in IBM Germany Alexander is working in the areas of data modeling, data management, industry models, and customer data integration.
Hermann Voellinger is an Executive IT Architect at IBM Software Group Services. For the last 12 years, he has been the responsible IT architect for big data warehouse (DWH) projects in Germany. The 10 years before working on DWH projects, Hermann worked in the German Development Lab as the lead developer and architect for Text and Data-Mining solutions and tools. His key skills and main focus areas are currently the architecture of data population processes (ETL), data modeling concepts, and the strategy and architecture of DWH solutions.