Michal MackiewiczMichal Mackiewicz has been working as a software engineer at GIS Support for five years. His main job is to orchestrate various open source geospatial components and creating application-specific GIS systems. PostgreSQL and PostGIS are among his favoite tools, and are used in almost every project. Apart from developing, he also runs PostGIS training courses. When not at work, he volunteers for OpenStreetMap and a local railway preservation society. Read More Read Less