[Bartosz Jarocki](https://jarocki.me/index.md) · [notes](https://jarocki.me/notes.md) · [work](https://jarocki.me/work.md) · [about](https://jarocki.me/about.md)

building AI at motion — we're hiring!\
exploring what software engineering looks like when agents do most of the typing.

## github

github.com/BartoszJarocki

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Nov  Dec Jan  Feb Mar Apr May  Jun Jul Aug  Sep Oct
3,812 contributions                         past year
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## notes

all 8 /notes

- 2026.10.16 · [How a machine learns](https://jarocki.me/notes/how-a-machine-learns.md)
- 2026.10.16 · [Words as numbers](https://jarocki.me/notes/words-as-numbers.md)
- 2026.10.16 · [Paying attention](https://jarocki.me/notes/paying-attention.md)
- 2026.10.16 · [A tiny GPT, trained in your browser](https://jarocki.me/notes/a-tiny-gpt.md)
- 2024.02.16 · [How to write code?](https://jarocki.me/notes/how-to-write-code.md)

## projects

- monito · [AI QA engineer](https://monito.dev)
- 43frames · [AI photo / video studio](https://43frames.com)
- minimal · [minimalist calendars for lifetime](https://useminimal.com)
- tzc · [timezone converter](https://tzc.app)

## work

/work

- 2025–now · Motion · Senior Software Engineer
- 2024–2025 · Film.io · Software Architect
- 2021–2024 · Parabol · Full Stack Developer

## elsewhere

- email · [bartosz@jarocki.me](mailto:bartosz@jarocki.me)
- github · [github.com/BartoszJarocki](https://github.com/BartoszJarocki)
- x · [x.com/BartoszJarocki](https://x.com/BartoszJarocki)
- linkedin · [www.linkedin.com/in/bjarocki](https://www.linkedin.com/in/bjarocki)