Working prototype
MusicStation v2
The next MusicStation step: an offline microSD player with local artwork, synchronized lyrics, physical buttons, playlists, and a path toward I²S audio.
Explore the project →Roman · FinlandPlaces, projects,
Places, projects,
and life in between.
I'm Roman. I live in Finland, work in technology, and write about places I've been, things I've made, and whatever else has caught my interest.
From the journal
All entries →I Don’t Need AI for That
Why I’m becoming more careful about which parts of thinking, learning, and creating I hand over to AI.
Building a robotic arm with Claude Code, FreeCAD, and Claude Vision
My first printed robotic arm: designing the parts in FreeCAD, getting four servos moving, and trying voice and camera control from a laptop.
Training and running a tiny CNN on an ESP32-S3
Collecting hand images from an OV7670, training a small model, and using predictions on the ESP32-S3 to control a brushless motor.
Things I've made
All 7 projects →
Running
Plantbot
A watering tracker for my plants, built with Go, SQLite, and NFC stickers. Each sticker opens the right plant's page, and Telegram sends reminders when a watering is due.
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Ongoing
Robotic arm v1
My first robotic arm and my first serious 3D-printing project. I designed the parts in FreeCAD with Claude Code, printed and assembled them, then added camera and voice control.
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