Senior Data Scientist (Economist) - Supply

October 5, 2026

Hybrid

Senior

Paris

Worth knowing

English is required

Description

Senior Data Scientist (Economist) on the Supply team at Back Market, a global marketplace for refurbished devices. The role serves as the marketplace economics expert, using advanced analytics and causal inference to answer strategic questions about growth, pricing, competition, incentives and inventory. Insights directly influence decisions across the Supply and Pricing teams in markets around the world.

Responsibilities

Build causal inference models to understand the drivers of supply and pricing and assess the impact of marketplace policies and pricing initiatives
Design and analyse experiments and quasi-experiments, including holdout groups, treatment effects and cannibalisation analysis
Translate analytical findings into actionable recommendations, decision tools and guardrails for Revenue, Pricing and Supply teams
Lead cross-functional projects with Supply, Pricing, Business and Engineering teams
Establish best practices for causal inference, experimentation and impact measurement, and mentor other analysts
Communicate complex analytical work clearly to senior stakeholders and influence commercial decisions

Requirements

Applying causal inference and statistical methods to business problems for 4-8+ years
Advanced SQL and Python (and/or R)
Driving strategic decisions through cross-functional collaboration

Conditions

Hybrid work environment with 2 remote days a week and 1 remote work week per quarter, plus 3 flex days
Mission driven work environment where your day to day makes an impact on the planet
Employee Resource Groups, mentorship programs, accessibility policies and cultural competency training

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Senior Data Scientist (Economist) - Supply

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