Oleksandr worked in our team 2021 to 2022 as a GIS specialist, full stack JavaScript developer, and an open data and open source software enthusiast. He has a PhD in Geography and his research interests include web-based GIS, paleogeography, and soils science. Oleksandr is focussing on web technologies and is working on the client-side implementations in our team. His main expertise is development of web-GIS applications (Node.js, Vue.js), UI/UX design, and geovisualization.