About the Authors

Dominik Mikiewicz is a senior GIS consultant and the owner of one-person software shop Cartomatic. When not coding, he spends time with wife and kids, trying to make the little ones enjoy mountain trekking. He is also a long-distance cycling and running enthusiast.

Michal 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 favorite 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.

Tomasz Nycz is a geographer and cartographer. He initiated the implementation of GIS in the State Fire Service units in Poland. He works with recognized GIS companies in the emergency management industry. In practice, he uses QGIS and PostGIS. He has been an OpenStreetMap contributor for years. He also develops his scientific interests in the use of new technologies in geomorphology and remote sensing. He is also an avid drone pilot and mountain explorer.