Hynek Schlawack
Senior Software And Infrastructure Engineer at Python
Berlin, Germany
Summary
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RockstarHynek Schlawack is a Senior Software and Infrastructure Engineer based in Berlin with 25 years of hands-on experience modernizing infrastructure, building web applications, and coordinating product, dev and ops efforts. He combines deep systems work in Python, Go, and C with practical DevOps and automation—often using Twisted for asynchronous glue code—and leads both feature implementation and platform modernization at Variomedia AG. Hynek is also a Python core developer and an active open-source contributor to high-profile projects like typeshed, structlog, aiohttp and cryptography, improving type safety, async libraries, and security bindings. Known for clear documentation and CI/tooling improvements, he frequently bridges developer experience and production reliability. A less obvious strength is his blend of low-level C/SSL understanding with modern Python typing and async ecosystems, allowing him to safely evolve critical infrastructure.
25 years of coding experience
Czech, German, English
Stackoverflow
3,903reputation
235kreached
124answers
5questions
python
top-5%
Github Skills (69)
python10
python-asyncio10
testing10
http10
refactor10
security10
type-system10
http-client10
automation10
dns10
twisted10
refactoring10
aiohttp10
markdown10
pip-tools10
Programming languages (23)
Github contributions (5)
hynek/structlog
Aug 2013 - Jan 2023
Simple, powerful, and fast logging for Python.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:17 releases, 160 reviews, 1107 commits in 9 years 6 months
Contributions summary:Hynek focused on developing and improving the structlog library, specifically by refactoring code, adding new features, and addressing issues within the project. Their contributions involved renaming classes and methods, simplifying examples, and improving documentation. They added new features, such as the `BytesLogger`, and refined existing ones, ensuring overall improvements in functionality and user experience.
loggerpythonstructured-logginglogging
python-attrs/attrs
Jan 2015 - Jan 2023
Python Classes Without Boilerplate
Role in this project:Back-end Developer
Back-end DeveloperContributions:25 releases, 391 reviews, 966 commits in 8 years 1 month
Contributions summary:Hynek contributed to the documentation of the project. They wrote examples for new features. The user also refactored code to have more logical flow. They fixed a bunch of issues in the source code by eliminating code and implementing improvements.
pythonboilerplatepython3classes-pythonoop
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