Cologne tram real-time visualizer.
Node.jsLeaflet.jsJavaScriptHTMLCSS
Camilo Hernández Nyreen
Software & GIS Developer · Hobby Musician & Game Maker
Selected Projects
Public transit game of tag with multiplayer.
Electron.jsNode.jsWebRTCPeerJSJavaScriptHTMLCSS
Website to practice German irregular verbs.
JavaScriptHTMLCSS
Static quiz generator. Create quizzes with a simple URL format, and share them with friends.
JavaScriptHTMLCSSCompression algorithms
Sufficiency of Measures analysis tool, developed while at HELCOM.
PythonPandasNumPymultiprocessingJavaScriptNode.jsElectron
Guess the city location.
Vue.jsLeaflet.js
Simulation of sediment traps in stormwater catchments.
PythonPandasNumPymultiprocessingpyswmm
Experience
Sep 2025 – Present · Hürth, DE
Software Developer·Independent
Independent software developer. Development of various software projects, including games and web applications.
- Improved own skills in software, project, and business management.
- Published Cold Transit multiplayer game.
Node.jsElectron.jsNext.jsGitHub ActionsJavaScriptHTMLCSSTailwind CSSQGISPythonFastAPI
Mar 2024 – Aug 2025 · Helsinki, FI
Programmer / Modeller·Baltic Marine Environment Protection Commission
Worked on development of geospatial and environmental analysis tools.
- Implemented the Sufficiency of Measures (SOM) analysis framework (Computation + UI).
- Developed algorithms to process geospatial data (ArcPy, Geopandas, Rasterio).
- Open-source, available on HELCOM's github under 'SOM'.
PythonArcPyPandasNode.jsElectron.jsGitHub ActionsExcelArcGIS
Mar 2023 – Dec 2023 · Espoo, FI
Researcher·Finnish Geospatial Research Institute
Worked on geospatial analysis and ML experiments.
- Peat depth prediction through Geographically Weighted Regression.
- Performance optimization through high-performance computing.
PythonGeopandasRasterioNumpyShapelyQGIS
Jan 2022 – Dec 2022 · Espoo, FI
Research Assistant·Aalto University
Worked on stormwater quality modelling.
- Authored a paper on stormwater quality simulations.
- Code available on github under 'swmm-sediment-traps'.
PythonExcelVBASWMM
May 2018 – Sep 2021 · Espoo, FI
Developer·ProdLib
CAD and BIM object and model drafting.
- Part time during studies.
RevitArchiCADAutoCADInventorPythonJavaScriptC#
Education
2020 – 2022 · Lyngby, DK
Water and Environmental Engineering (MSc)
Technical University of Denmark, Aalto University
Thesis: “Assessment of sediment traps for controlling stormwater quality in a heavily urbanized area”
2016 – 2020 · Espoo, FI
Energy and Environmental Technology (BSc)
Aalto University
Thesis: “Development of simple open code to create random particle arrays”
Creative
Music and lyrics under the artist name Wholesale Tuna.
Read the lyrics on the Wholesale Tuna Website
Photos
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