How to Build an ArcGIS Data Analysis Web Tool with Python and Django (Step-by-Step)
A while back, we had a real problem at work. Our field teams needed to run buffer analysis on uploaded shapefiles — but they had no access to ArcGIS Pro, and the GIS team was always swamped. The fix was clear: build a web tool they could use from a browser, no desktop software needed. That one problem pushed us to build a full stack that combined Django on the backend, the ArcGIS API for Python for the analysis work, and a lightweight Leaflet.js map on the front end. The result was a tool that non-GIS users could actually use. This tutorial walks you through building