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Senior Data Scientist

Barcelona💼 Full-time🗓 2026-01-23 → 2026-09-29

Core

Design and deploy machine learning models and data solutions to optimize performance marketing campaigns, budgets, and results for a global B2C marketplace.

Role type

Senior Data Scientist (Performance Marketing)

Builds

Automated Marketing Mix Modeling (MMM) platforms, incrementality testing frameworks, and predictive bidding systems.

Domain

EdTech / Performance Marketing

Deliverable

production ML models | dashboards & analysis

Required skills

Marketing Mix Modeling (MMM), causal inference, A/B testing design, regression modeling, SQL, Python

Preferred skills

Creative analytics framework design, data orchestration (dbt, Airflow), Databricks, Snowflake, Apache Spark

Technologies

Python, SQL, Databricks, Snowflake, Looker, Apache Spark, dbt, Airflow

Responsibilities

Roll out Marketing Mix Modeling (MMM) to new countries; Design and analyze incrementality tests to measure marketing effectiveness; Improve targeting and bidding strategies using regression models; Collaborate with performance marketing teams to optimize campaigns and budgets; Work with Data Engineering to create scalable data pipelines; Act as a sparring partner to the Applied AI team.

Seniority

Senior, hands-on IC

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