Denys Kovshun
Kyiv region, UkraineFullstack GIS developer
Six years designing and building spatial systems, from data pipeline to user interface, for real estate, EV charging, precision agriculture and energy. Four years in survey engineering before that.
Resume
Open to work
Experience
Nov 2025 – Present
Freelance GIS Developer – JetSoftPro
- Extending the precision agriculture GIS system delivered under the original engagement, across the editor, processing pipelines and route planning.
- Integrating live GPS telemetry from the field machines into the mapping interface for real-time tracking.
- Building analytical heatmaps derived from drone sensor data.
Nov 2025 – Present
GIS Developer – Luxoft
- Designed, implemented and deployed an in-house tile server for large asset datasets in the energy sector.
- Built shared mapping tools used by other teams as the basis for their own products, spanning frontend components and backend services.
- Set requirements and technical direction directly with the client, including geoprocessing and infrastructure planning.
Jan 2025 – Nov 2025
Full Stack GIS Developer – JetSoftPro
- Designed and built the complete GIS stack for the client: editor interface, processing pipelines, route planning and validation.
- Developed route planning and control for autonomous tractors operating between crop rows, including validation of field data prior to machine operation.
- Built a custom pipeline serving high-resolution imagery into the frontend, so end users could lay out machine tracks directly on it.
Nov 2023 – Nov 2024
GIS Developer / Analyst – Zoniq
- Refined the existing site scoring models and developed new infrastructure and grid impact analysis, including its data pipeline.
- Developed an algorithm for charger placement planning at national market scale, optimized for profitability.
- Narrowed analysis areas to cut compute waste across the evaluation pipeline.
Nov 2022 – Nov 2023
Backend GIS Developer – Jito
- Optimized pipelines and spatial queries for a nationwide US property database of over 180 million properties carrying 60+ attributes each.
- Delivered data at scale to deep learning models extracting building and roof attributes from multi-year aerial imagery.
- Built the services handling high-volume geospatial processing, and the web application prototypes on top of them.
Jul 2022 – Nov 2022
Full Stack GIS Developer – Upwork
- Scoped and estimated work directly with clients and selected the technology stack for each engagement.
- Developed serverless web GIS, routing services and desktop GIS applications.
- Integrated geospatial tooling into existing client platforms.
Nov 2020 – Nov 2022
GIS Analyst / Developer – M4U Estate
- Built the spatial data pipelines covering Ukraine and the geodatabases underlying them.
- Developed network analysis tools and interactive maps used by the development and sales teams.
- Delivered the spatial analytics behind real estate development and sales decisions.
Tech Stack
Python
JavaScript
TypeScript
Geopandas
Shapely
GDAL
Rasterio
Osmnx
OSRM
Valhalla
pgRouting
PostGIS
PostgreSQL
MySQL
DuckDB
BigQuery
FastAPI
React
Vue
Leaflet.js
Mapbox
Cesium.js
Deck.gl
QGIS
ArcGIS
Azure
