via bundesagentur · 9. Juni 2026 ·vor 4 Tagen

Data Scientist (all genders)

Deutsche Lufthansa AG
Köln Vollzeit
45 Jobs in Köln — und mehr im Umkreis.
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What you'll do

  • Design, develop, and deploy machine learning and AI solutions that solve commercial problems across pricing, demand, and revenue optimization

  • Own model quality end-to-end — monitor performance, improve accuracy, ensure explainability, and quantify business impact throughout the model lifecycle

  • Collaborate with Business Analysts, Data Engineers, Revenue Management, and Subject Matter Experts to deliver production-grade data products

  • Identify opportunities where emerging techniques (GenAI, advanced forecasting, optimization) can create measurable business value — and build them
Our Tech Stack: PySpark, Python , Databricks, Azure Cloud, MLflow

Ihr Profil

What you'll need

  • University degree (preferably Master's) in Economics, Computer Science, or a STEM-related field

  • 4–5 years of professional experience as a Data Scientist or ML Engineer

  • Solid understanding of Python, SQL and core data science libraries

  • Familiarity with BI tools

  • Proficiency with Databricks or similar lakehouse/notebook platforms

  • Ability to select and justify modeling approaches based on data characteristics, business constraints and interpretability requirements

  • Understanding of model performance trade-offs and hyperparameter tuning

  • Experience with feature engineering, data cleaning and managing data leakage and overfitting

  • Experience with constrained optimization models

  • Experience building RAG pipelines or integrating LLMs into production workflows

  • At least 2–3 years of experience with MLOps practices and experiment tracking

  • Experience working with at least one cloud platform
What you'll bring
  • Curiosity to dig into unfamiliar business domains and ask "why"

  • A bias toward pragmatic solutions

  • Comfort navigating ambiguity

  • Ownership of data quality

Der Markt für diese Art von Stelle

Ähnliche Angebote
45
Software in Köln
Vollzeit
81%
der Software-Angebote in Deutschland
Remote möglich
19%
der Software-Angebote
Deutsche Lufthansa AG

14 offene Stellen · Berlin, Frankfurt am Main, Hamburg, Köln, München +2

📊 Software · Deutschland
1.349
aktive Stellen
19.2%
Remote
Ø 4d
Ø online
Gefragte Skills
PythonSQLREST APIJavaScriptReactJavaAgileDockerCI/CDAzure

Häufige Fragen

Wie viele Software-Jobs gibt es in Köln?
Aktuell 45 Stellen im Bereich Software in Köln auf AlmostHired, bei 15 verschiedenen Unternehmen. Unsere Daten werden täglich aktualisiert.
Bieten Software-Stellen Home Office an?
19% der Software-Angebote in Deutschland erlauben Remote-Arbeit, teilweise oder vollständig. Um gezielt nach Remote-Stellen zu filtern, nutze AlmostHired.
Wie erfahre ich, ob ich für diese Stelle passe?
Lad deinen CV hoch — unsere KI vergleicht dein Profil mit den Stellenanforderungen und zeigt dir einen präzisen Match-Score, inklusive passender und fehlender Skills.