Patrick Zierahn
Data Scientist
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolPatrick Zierahn is a Data Scientist with 11 years of experience, currently applying AI to healthcare at Flatiron Health from his base in Berlin. He builds practical ML and RAG systems end-to-end, demonstrated by an open-source chatbot that ingests PDFs, serves interactive answers with source citations, and integrates OpenAI, Gemini, and AWS Bedrock. Comfortable across stacks, he’s shipped Flutter frontends, Go backends on GCP Cloud Run, and secure Firebase auth while running a paid beta that informs product iteratively. His background spans startups, consulting, and media forensics—where he built forensic and ETL tooling for DER SPIEGEL—giving him a strong blend of product sense and pragmatic engineering. He holds an MS in Computer Science from KIT and is adept at turning research-grade models into scalable, user-focused applications.
11 years of coding experience
Abitur, Abitur at Goethe-Schule-HarburgBachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at Universität HamburgMaster of Science - MS, Computer Science, Master of Science - MS, Computer Science at Karlsruher Institut für Technologie (KIT)
German, English
Github Skills (33)
ios10
mobile-development10
windows10
app-framework10
skiasharp10
mobile-game10
cross-platform10
desktop10
material-design10
android10
skia10
mobile10
web-framework10
macos10
fuchsia10
Programming languages (4)
Github contributions (5)
patrickz98/pattx
Jan 2015 - Feb 2020
Contributions:92 pushes in 5 years 2 months
pzierahn/respiration
Mar 2024 - Nov 2024
Investigation of Image Processing Techniques for Camera-Based Respiratory Rate Measurement with Machine Learning
Contributions:8 PRs, 457 pushes, 10 branches in 7 months
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