Contact

kalle.tolonen@gmail.com

LinkedIn · GitHub

CONTACT

References

Sites in Production

Muksukartta phone map: Helsinki playgrounds and event pins inside a walking isochrone

Muksukartta

Muksukartta (2026). Travel-time map for kids.

  • Serverless Finnish kids POI PWA with isochrone/travel-time maps
  • React + Leaflet
  • ETL for open-data / event feeds
  • Applied LLM for event parsing
kalletolonen.com reference photo

Maritime

Architected an automated spatial analytics pipeline for live AIS vessel tracking over MQTT - ported key ingestion paths to Rust, cutting processing time by an order of magnitude.

  • Live AIS vessel tracking for the Baltic Sea and coastal Finland
  • Tap a ship for metadata, speed/heading, and its recent track on the map
  • Forms automated GIS-based analysis of vessel data
Superlatiivit.com

Superlatiivit.com

Fullstack (Django, Python, SQLite, Linux, Apache) data mining project

  • Mines Finnish Wikipedia for superlatives and handles suffix exceptions
  • Publishes three randomized adjectives each day
Kalletolonen.com

Kalletolonen.com

Fullstack (Django, PostgreSQL, Linux, Apache, Bootstrap)

Paiste.fi

Paiste.fi

Frontend (Bootstrap + HTML)

Projects

Luentotulkki

Luentotulkki – Local Lecture Ripper & AI Transcriber

MIT-licensed local pipeline for Finnish lecture video

  • Rips streams, extracts slides, and transcribes with Whisper on-device
  • Summarizes to structured notes/PDF with a local Ollama model
Deftle

Deftle

A Python Wordle clone with word definitions as a twist, originally made in 2022.

  • Wordle-style guessing with hand-built word data and logic
  • Shows the definition right after a successful guess
AsunnonEtsin

AsunnonEtsin

RPA-project to search for houses and compare their asking price to actual sales prices