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Xylem Platform Documentation

Internal technical reference for the Xylem real estate development platform — covering the backend API, frontend app, admin panel, geo services, simulation engine, and more.

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Platform Services

Xylem is composed of six interconnected services

Core REST API handling authentication, projects, survey map processing, catalog units, regulatory analysis, and organization management.

NestJSPrismaPostgreSQLGDAL

Map-based project workspace with 3D visualization, GIS layer management, simulation controls, and interactive solution exploration.

Next.js 15React 19Mapbox GLThree.js

Internal admin dashboard for managing GIS layers, floorplan catalogs, regulatory rules, user accounts, and organizations.

ReactViteReactFlow

Geo Tile Server

Custom tile server for serving raster and vector map tiles. Manages layer metadata via SQLite and supports admin CRUD operations.

ExpressTypeScriptSQLite

Simulation Engine

Computational engine for tower optimization, floorplate generation, solar analysis, and building performance simulations.

PythonFastAPIShapelypvlib

Microservice for converting DXF CAD drawings to clipped, print-ready PDF documents with SVG rendering.

PythonFastAPIezdxfCairoSVG