Business Intelligence expert with 20+ years of experience. Grzegorz worked as architect, developer and trainer. Currently he focuses on developing specialized analytical and reporting solutions using machine learning models for large and mid-size enterprises. He also works on financial planning, consolidation and budgeting applications. Grzegorz is one of the leaders of Polish Data Community (former Polish SQL Server User Group PLSSUG). You can meet him very often at community meetings, conferences and other events. He is an active speaker and ATE member. Microsoft MVP in Data Platform Area since 2010.