Job Description

Senior Full-Stack Engineer - Typescript

(m/f/d)

Freelance/Contracting project Remote Start date: asap Reference number: 856711/1

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Responsibilities

  • Deliver geospatial UX, analytics, and offline-ready experiences for defense and law enforcement missions
  • Design, build, and operate geospatial features across web (React/TypeScript) and spatial services (Node/Python), deliver performant map interactions, analytics workflows, and offline capabilities consumed by mission teams
  • Ship React/TypeScript map workspace features (layers, annotations, timelines, overlays)
  • Build APIs integrating PostGIS, geoprocessing services, and vector/3D tiles
  • Optimize performance for large datasets and offline workflows (tiling, caching, packaging)
  • Instrument telemetry, tests, and join on-call rotations for spatial services
  • Collaborate with designers, analysts, and data engineers to iterate quickly on user feedback

    • Profile

  • TypeScript/React experience with Mapbox GL JS, MapLibre, or
  • and/or Python API development (Express/Fastify or FastAPI) integrating PostGIS and geoprocessing services
  • Understanding of geospatial data formats (GeoJSON, MBTiles, 3D Tiles), coordinate systems, and projections
  • Performance optimization for map rendering (tiling, clustering, workers, GPU options)
  • CI/CD and Kubernetes basics; GitOps workflows for geospatial services
  • Testing & observability in geospatial contexts (Playwright, Jest, metrics, logging) Experience
  • Solid experience in building geospatial or visualization-heavy web applications
  • Understanding of geospatial data formats (GeoJSON, MBTiles, 3D Tiles), coordinate systems, and projections
  • Worked with cross-functional teams (data acquisition, analysts, UX) on mapping workflows

    • Benefits

  • Remote-option

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