CoderOK — Software Developer Made in Ukraine

Creator of JazzPianoLab · Building audio, tools and reliable software services. Expertise: Python, C++, embedded systems, web services, audio and MIDI.

Python
C++
Embedded
Web Services
Audio / MIDI
Game Dev

JazzPianoLab — Your Journey to Jazz Piano Mastery

All-in-one app for learning, teaching, practicing and mastering jazz piano
JazzPianoLab screenshot

Your Journey to Jazz Piano Mastery Starts Here!

JazzPianoLab is your ultimate companion for learning, teaching, practicing and mastering the art of jazz piano. Whether you're a beginner or a seasoned musician, the app offers powerful tools to deepen musical knowledge and sharpen playing skills. Useful for jazz, pop and classical pianists alike.

App quick preview

Featured projects & demos

Playables, audio tech and dev showcases
Jazz Muse
Itch.io demo
My Turing Friend
Godot game

YouTube — dev logs & demos

Gameplay, dev logs, audio tools

About — developer profile

Systems, embedded, audio, tooling, and web services

I write production-ready code across Python, C++, embedded C/C++, and backend services. I design audio systems (MIDI, sampling), build games and create SaaS products such as JazzPianoLab.