Jan-philip Gehrcke
Engineering Lead at Fiddler AI
Berlin, Germany
Summary
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Rockstar🎓
Top SchoolJan-philip Gehrcke is an engineering lead based in Berlin with 13 years of experience building resilient, cloud-native distributed systems and observability platforms. A physicist by training (PhD in Computational Biophysics), he blends rigorous research instincts with pragmatic engineering and empathetic leadership to scale teams and tech stacks in startups and enterprise settings. He helped found Opstrace, led security and HA engineering at Mesosphere, and drove large-scale benchmarking and fault-tolerance work at Voltron Data; his recent role focuses on AI observability at Fiddler AI. An active open-source contributor, he’s fixed and hardened critical components in widely used projects such as DC/OS and improved SAML metadata handling in the python3-saml toolkit. Jan-philip is known for principled, low-friction solutions that prioritize robustness and developer productivity, and his background reveals a knack for applying high-performance computing techniques to real-world systems. Outside engineering, his curiosity spans from molecular simulation to ops-level security details like TLS, SAML, and X.509—skills he leverages to design systems that survive messy, production realities.
13 years of coding experience
14 years of employment as a software developer
Dr. rer. nat. (PhD) Computational Biophysics, Dr. rer. nat. (PhD) Computational Biophysics at Technische Universität DresdenMaster of Science (M.Sc.) Physics, Master of Science (M.Sc.) Physics at The Julius Maximilians University of Würzburg
English, German
Stackoverflow
34,515reputation
9.9mreached
369answers
30questions
dataframe
top-5%
tcp
top-5%
websocket
top-1%
pandas
top-5%
rest
top-5%
python-requests
top-5%
Github Skills (48)
unit-testing10
exceptions10
pytest10
python10
saml10
testing10
websocket10
metadata10
dcos10
parsing10
pipe10
xml-parsing10
google-cloud-platform9
pandas9
ssl9
Programming languages (26)
Github contributions (5)
dcos/dcos
May 2016 - Sep 2019
DC/OS - The Datacenter Operating System
Role in this project:
Backend Developer
Backend DeveloperContributions:435 commits, 271 PRs, 56 pushes in 3 years 5 months
Contributions summary:Jan-philip primarily contributed to the codebase by fixing bugs and implementing enhancements in the `gen/template.py` and `packages/exhibitor/extra/start_exhibitor.py` files, which are part of the DC/OS project. Their work involved adding error messages, picking up security configurations from the file system, and checking the existence of realm files in a specific directory. The user also modified the `auth module` and `packages/adminrouter/extra/src/docs/api/nginx.agent.html`.
kernelvdiisolationpythondcos
SAML-Toolkits/python3-saml
Apr 2016 - Nov 2016
Role in this project:Back-end Developer
Back-end DeveloperContributions:7 commits, 3 PRs, 20 comments in 6 months
Contributions summary:Jan-philip focused on improving the IdP metadata parser within the Python SAML toolkit. Their contributions involved fixing the parsing of single sign-on services and enhancing the handling of required binding parameters for both single sign-on and single logout services. They also implemented a deep-merge functionality to integrate new metadata settings while preserving existing ones, indicating a focus on configuration management and robust parsing. The user’s work primarily revolved around improving the reliability and flexibility of the SAML metadata processing capabilities within the Python library.
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