Data Scientist II

WHO WE ARE

We operate a subscription e-commerce site selling coffee, tea and brewing gear, shipped from our own warehouse. Built and run from Baltimore, the site connects pet owners with local sitters and dog walkers. We started in 2012 and have grown to about 110 people. Product reviews happen on Thursdays, with demos of whatever shipped that week.

WHAT THIS JOB IS

We're hiring another Data Scientist II to build models and run analyses that change decisions on pricing, retention and demand. Thomas Online needs someone comfortable with both statistics and production code. Remote, open to candidates across the US. Weekday working hours, with room to shift your day when needed. Day-to-day communication is in Slack and Google Meet.

DAY TO DAY

• Work with ML engineers to move models into production and monitor drift
• Partner with data engineering on feature tables and data quality
• Develop time series forecasts with Prophet, statsmodels or gradient-boosted approaches
• Segment customers and build churn and lifetime value models

WHAT WE'RE LOOKING FOR

• 3+ years of applied data science experience
• Strong Python (pandas, NumPy, scikit-learn) and SQL
• Comfort with Jupyter, VS Code or Databricks notebooks
• MS or PhD in statistics, economics, computer science, physics or another quantitative field, or a BS plus equivalent experience
• Data visualization in matplotlib, seaborn, Plotly or a BI tool
• Experience building and validating machine learning models on real business data

PREFERRED QUALIFICATIONS

• MLflow or another experiment tracking tool
• Spark for large datasets
• Published research or strong Kaggle results

WHAT YOU GET

Starting pay: $143,000 - $166,000 annually, depending on experience and certifications.

• Health, dental and vision coverage starting on day one
• 401(k) with a 100% match up to 5%
• Paid sick leave
• Short- and long-term disability
• Vision insurance

Start: Immediately.

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