Data Scientist

ZipRecruiter; Cologne (MN); Remote; USD 95,000 - 135,000; Full time

Job summary

A leading company is seeking a Senior Data Scientist to join their analytics and AI team. This remote role involves driving data decision-making, developing machine learning models, and collaborating with cross-functional stakeholders. The ideal candidate will have a PhD and over five years of practical experience in data science, with proficiency in Python and SQL. This position offers the opportunity to work on complex business challenges and influence strategic decisions with data.

Qualifications

• 5+ years of experience in applied data science or machine learning.
• Proficiency in common ML and statistical modeling libraries.
• Fluent in English; German is a plus.

Responsibilities

• Analyze structured and unstructured data for insights.
• Develop and evaluate predictive models and classification systems.
• Collaborate with teams to translate problems into data solutions.

Skills

Data analysis

Predictive modeling

Machine learning

Collaboration

Data visualization

Documentation

Education

PhD in Data Science, Computer Science, Mathematics, or Statistics

Tools

Python

R

SQL

Pandas

Scikit-learn

TensorFlow

PyTorch

Power BI

Tableau

Git

Job description

Job Description

Senior Data Scientist - Germany - Remote

We are seeking a skilled and curious Data Scientist (m/f/d) to join a growing analytics and AI team.

You will drive data-driven decision-making and develop machine learning models that solve complex business challenges.

From data exploration and modeling to deployment and monitoring, you’ll be involved in the full data science lifecycle.

Key Responsibilities

• Analyze structured and unstructured data to extract actionable insights and support strategic decisions.
• Design, develop, and evaluate predictive models, classification systems, recommendation engines, or forecasting algorithms.
• Collaborate with product managers, software engineers, and business stakeholders to translate problems into data solutions.
• Visualize results through dashboards and presentations (e.g., using Power BI, Tableau, or Plotly).
• Develop reproducible pipelines for data processing and model training using tools like SQL, Pandas, Scikit-learn, TensorFlow, or PyTorch.
• Deploy and monitor models in production with the support of MLOps/engineering teams (if applicable).
• Maintain documentation and ensure your work is reproducible, explainable, and aligned with data privacy regulations like GDPR.

Requirements

• PhD in Data Science, Computer Science, Mathematics, Statistics, or a related field.
• 5+ years of experience in applied data science or machine learning.
• Strong programming skills in Python or R.
• Solid experience with SQL and working with relational databases.
• Proficiency in common ML and statistical modeling libraries (e.g., Scikit-learn, XGBoost, TensorFlow).
• Familiarity with version control (e.g., Git), and experience working in collaborative coding environments.
• Fluent in English (business level); German is a plus.

Qualifications

• Experience with cloud platforms (AWS, GCP, or Azure).
• Familiarity with MLOps tools (MLflow, Airflow, Docker).
• Background in a domain like finance, e-commerce, healthcare, or manufacturing.
• Experience with A/B testing, uplift modeling, or causal inference.