Simon Sawicki
Apprentice Software Engineer at Freelance
Idstein, Hesse, Germany
Summary
🤩
RockstarSimon Sawicki is an apprentice software engineer based in Idstein, Germany, with eight years of practical experience and an active footprint in open source. He contributes backend and test automation improvements to high-profile projects like yt-dlp, where he notably hardened cookie parsing, overhauled extractor logic, and enhanced traversal utilities—work that improves robustness for millions of media downloads. Comfortable across system-level tooling (he mentions using Arch on WSL), Simon combines hands-on debugging and pragmatic feature fixes with automation to drive reliable releases. Currently apprenticing at Global Communication Services while freelancing on OSS, he brings a blend of production exposure and continuous learning that accelerates team delivery.
8 years of coding experience
1 year of employment as a software developer
Stackoverflow
101reputation
8kreached
3answers
2questions
Github Skills (13)
utilities10
cookie10
regex10
python10
test-automation9
webscraping8
javascript7
unity-game-engine6
batchfile6
forloop6
colors6
cmd6
console6
Programming languages (14)
Github contributions (5)
yt-dlp/yt-dlp
Sep 2022 - Jan 2023
A feature-rich command-line audio/video downloader
Role in this project:
Back-end Developer & Test Automation Engineer
Back-end Developer & Test Automation EngineerContributions:778 reviews, 16 commits, 207 PRs in 4 months
Contributions summary:Simon primarily focused on enhancing the cookie handling mechanism within the project. They implemented a more lenient cookie parsing approach and addressed several related issues, including invalid and security-related concerns. Additionally, the user significantly improved the `traverse_obj` utility function, adding new features and fixing a number of behavioral problems. The user also contributed by overhauling the extraction process for several extractors.
pythonvideo-downloaderfixesyoutube-dlcsponsorblock
Grub4K/VDFparse
May 2021 - Jan 2023
Converts binary valve data files into json
Contributions:7 releases, 16 commits, 1 PR in 1 year 8 months
valvedata-filesjson
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