Franz Wöllert
Data Engineer
Heidelberg, Baden-Württemberg, Germany
Summary
👤
Senior🎓
Top SchoolFranz Wöllert is a data engineer with a decade of experience building data solutions at Heidelberger Druckmaschinen AG, blending a strong Python and open-source orientation with practical production delivery. Trained as a psychologist (MSc, Heidelberg University), he brings human-centered thinking to data pipelines and analytics, helping bridge technical and stakeholder perspectives. Based in Heidelberg, he focuses on scalable, maintainable data engineering while remaining active in the open-source community. Outside work he’s a chess enthusiast, former competitive ultimate frisbee player, and sourdough baker—hobbies that reflect strategic thinking, team play, and patient craftsmanship. This mix of technical rigor and behavioral insight enables him to design data systems that are as usable as they are robust.
10 years of coding experience
Master of Science - MS, PSYCHOLOGY, Master of Science - MS, PSYCHOLOGY at Heidelberg University
Czech, English, German, French
Stackoverflow
6,563reputation
833kreached
120answers
5questions
pandas
top-1%
dataframe
top-5%
pyspark
top-5%
apache-spark
top-5%
python
top-5%
Github Skills (200)
programming-language10
restructuredtext10
python10
data-manipulation10
metadata10
resolver10
memory-mapped-file10
tabular10
pydantic10
rows10
markdown10
javascript10
bokeh10
dataframes10
pandas10
Programming languages (8)
Github contributions (5)
mansenfranzen/autodoc_pydantic
Mar 2021 - Oct 2022
Seamlessly integrate pydantic models in your Sphinx documentation.
Contributions:15 reviews, 327 commits, 258 PRs in 1 year 6 months
pythondocstringsphinx-documentationpydanticsphinx-extension
mansenfranzen/pywrangler
Jan 2019 - Jul 2020
Advanced data wrangling for python
Contributions:1 release, 2 reviews, 243 commits in 1 year 5 months
wranglingdata-wranglingpythondatadask
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.