Stefan Preusler
Managing Director at LeapLytics GmbH
Frankfurt, Hesse, Germany
Summary
👤
Senior🎓
Top SchoolStefan Preusler is a data-driven Managing Director based in Frankfurt with 11 years of experience building BI and analytics solutions across aviation and consultancy. He founded and leads LeapLytics GmbH, translating complex data needs into production-ready ETL, data warehouse and visualization pipelines using Qlik/Qlik Sense, Python and R. His background at Lufthansa includes applied time series forecasting, predictive analytics and AI-driven projects, reflecting a strong practice in operationalizing models for business impact. Stefan holds an MSc in Data Science and a BSc in Wirtschaftsinformatik, combining rigorous quantitative training with domain-focused IT skills. He blends hands-on technical delivery with strategic leadership, often bridging analytics engineering and stakeholder-facing insights. Less obvious: he pairs classical BI tooling expertise with modern data science workflows, enabling rapid prototyping and robust production deployments.
10 years of coding experience
Master of Science - MS, Data Science, Master of Science - MS, Data Science at Darmstadt University of Applied SciencesBachelor of Science - BS, Wirtschaftsinformatik, Bachelor of Science - BS, Wirtschaftsinformatik at Fachhochschule Fulda
Github Skills (38)
visuals9
webcam8
textblob6
face-recognition6
face6
dlib5
twitter-api5
packaging5
opencv5
image-processing4
twitter-search4
sentiment-analysis4
face-detection4
flask4
generative-adversarial-network4
Programming languages (6)
Github contributions (5)
spreusler/Twitter-API-Flask
Aug 2019 - Feb 2022
Enter keyword for Twitter search and get latest Tweets with sentiment on a Flask Webserver
Contributions:3 PRs, 14 pushes, 3 branches in 2 years 6 months
twitter-botpythonlatest-tweetsflasksentiment
leaplytics/leaplytics_risk_heatmap_qlik_sense
Dec 2020 - Apr 2022
Contributions:7 releases, 12 commits, 13 pushes in 1 year 4 months
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