Sumit Kumar

SE Radio 399: Sumit Kumar on Building Maps using Leaflet

Sumit Kumar, Head of Engineering at SHARE NOW, talks about creating mapping applications in JavaScript using the Leaflet library.  Jeremy Jung spoke with Sumit about what leaflet is and when to use it; sources for street map tile layers; using GeoJSON to store markers and shapes; raster vs vector data; working with live sources like vehicles and plane data; updating and drawing markers and shapes; limiting the data transfer between your frontend and backend; the importance of picking a database with geospatial queries; using frontend frameworks like react and vue with Leaflet; building a UI around or on top of the map; when to use leaflet plugins; developing for both desktop and mobile; Using the Leaflet-Geoman plugin to draw polygons.

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