For the past 4+ years, I have been designing, implementing and maintaining complex content management systems for renowned businesses and organizations in Poland.
I have solid Django and Flask expertise, CI/CD knowledge, and a basic understanding of front-end development, backed by a B.Sc. degree and 15+ years of working with Linux and open source.
Projects
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EclairM0, the pocket notepad
2025-04-24 · 14 min read
Tiny device with great performance, long battery life, open hardware design and many additional use cases. Notes app written in TinyGo.
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Automatic door controller
2024-01-06 · 4 min read
Modular board based on Raspberry Pi Pico. Running on CircuitPython, with day and night schedules, advanced logging and user-friendly menus.
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Solar inverter datalogger
2023-07-29 · 3 min read
Mobile web app with live stats and complex charts. Data aggregation and basic automation on the backend. Powered by Django, React, MQTT.
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Character LCD designer
Custom glyphs designer for HD44780 displays of any size. Live preview and sharing/saving via URL. Using React and HTML5 Canvas.
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Keyboard layout reducer
Compact keyboard designer with checking for missing keys. Supports multiple layers, off-grid placement. Based on Pyodide and React.
Articles
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Tracking libadwaita adoption in Fedora (updated for F42)
2025-04-15 · 2 min read
The complete list of software preinstalled in Fedora, including apps using the libadwaita library.
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Making framebuf text 10x faster in CircuitPython
2024-12-23 · 4 min read
Finding a cause of slow text rendering and optimizing it for monochrome LCD and OLED displays.
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Creating ST7565 driver for CircuitPython
2024-05-30 · 6 min read
Analyzing original framebuf driver and implementing modern version for displayio compositor.
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Adjusting focus of Gemius QCam 6000
2024-03-23 · 1 min read
A simple trick to fix blurry camera and improve Slack and Teams calls and local video recording.
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Manufacturing PCBs at home
2024-02-04 · 13 min read
Tips on setting board parameters in KiCad, milling and drilling PCBs, and things that you should avoid.