Data Scientist

We're hiring another Data Scientist to build models and run analyses that change decisions on pricing, retention and demand. This is a long-term contractor role, paid monthly in USD. Working hours overlap with Central European Time.

Job duties

• Pull and shape data with SQL from Snowflake, BigQuery or Databricks
• Package reusable code instead of leaving it in one-off notebooks
• Build predictive models in Python using scikit-learn, XGBoost or LightGBM
• Review peers' analyses for statistical correctness
• Estimate causal effects with difference-in-differences, propensity matching or regression discontinuity
• Translate vague business questions into problems the data can actually answer
• Design and analyse A/B tests, including power calculations and guardrail metrics

Required qualifications

• 3+ years of applied data science experience
• Data visualization in matplotlib, seaborn, Plotly or a BI tool
• Experience building and validating machine learning models on real business data

Bonus points

• Bayesian methods with PyMC or Stan
• Spark for large datasets
• Published research or strong Kaggle results

Compensation and benefits

$1,500-$1,800/month

• Paid time off
• Monthly internet allowance
• Flexible hours
• Long-term engagement

Company overview

Local news, classifieds and event listings for Hamburg make up the core of the site. Since 2015, the company has run a comparison site for car insurance, mortgages and credit cards. Support shifts are shared, so engineers spend a few hours a quarter answering customer tickets.

If you are shortlisted, we will reach out to set up a first call.

Please submit your CV in English.

Duration: 6 months. Start: Immediately.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Buttonwood Marketplace.