Senior Marketing Scientist
Senior Marketing Scientist
Posted on :
12-09-2025
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1 Vacancy
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Job Description
Vestiaire Collective is the leading global online marketplace for desirable pre-loved fashion. Our mission is to transform the fashion industry for a more sustainable future by empowering our community to promote the circular fashion movement. Vestiaire was founded in 2009 and is headquartered in Paris with offices in London Berlin New York Singapore Ho Chi Minh and Hong Kong and warehouses in Tourcoing (France) Crawley (UK) Hong Kong and New York.
We currently have a diverse global team of 700 employees representing more than 50 nationalities. Our values are Activism Transparency Dedication and Greatness and Collective. We are proud to be a BCorp.
About The Team:
The Marketing Analytics team is key for Vestiaire Collective to continue driving marketing performance which will be a necessary driver of Vestiaire Collectives global growth. You will be part of a team that works cross functionally with branding performance marketing business performance CRM product analytics engineering and senior leadership to drive our business forward.
About the role
As a Marketing Data Scientist youll be reporting directly to the Director of Marketing Analytics and be exposed to Marketing senior leadership. Youll use your quantitative background to guide decision-making and drive marketing budget allocation decisions We solve many exciting challenges including customer acquisition customer activation and retention as well as media mix modeling marketing attribution and experimentationIf you enjoy building marketing measurement assets to test and learn to optimize marketing performance and customer LTV were looking for someone like you!
What you will do
- Build quantitative analysis using advanced modeling techniques (bayesian inference time series modeling etc.) and packages (Meridian Prophet Scikit learn etc.) to provide insights that help marketing business leaders understand marketing performance and give actionable recommendations on the best marketing mix to apply.
- Build and maintain dashboards used by different teams (Social Influence Performance Marketing etc.)
- Measure the impact of Branding campaigns on both traffic and customer acquisition.
- Define strategies to improve both the marketing effectiveness and efficiency of media performance.
- Build full-cycle analytics experiments reports and dashboards using SQL R Python Tableau or other scripting and statistical tools.
Who you are
- You have an advanced degree (Masters preferred) in Business Statistics Data Science Economics or Digital Marketing.
- You bring 3 years of experience in marketing analytics business analytics consulting finance agency or other quantitative roles.
- Youre curious structured and a self-starterable to navigate ambiguity build relationships with stakeholders and translate data into clear actionable insights.
- You have hands-on experience in marketing performance measurement including marketing mix modeling (MMM) attribution modeling and experimentation/A/B testing.
- Youre proficient in Excel and SQL and experienced with at least one data visualization tool such as Tableau Looker or Google Data Studio.
- Youre familiar with ETL processes statistical analysis (e.g. hypothesis testing regression) and packages/tools like Scikit Learn Prophet Robyn or similar.
- Python coding experience is a plus.
- Youre a team player who thrives in fast-paced environments and youre always eager to learn and grow.
- You are fluent in English.
What we offer
A meaningful job with an impact on the way people consume fashion and promote sustainability
The opportunity to do career-defining work in a fast-growing French-born scale up
The possibility to work as part of a globally diverse team with more than 50 nationalities
Two days to help Project - reinforcing your activist journey and volunteer for an association
Significant investment in your learning and growth
Competitive compensation and benefits package
As full member of our entrepreneurial project you will be eligible to free shares
Research indicates thatpeople from underrepresented backgroundsincluding women people with disabilities andother marginalized communitiesoften hesitate to apply for roles unless they meet every single requirement.
At Vestiaire Collective we believe that talent comes in many forms and were committed to creating an inclusive environment where everyone can thrive. Your unique perspective could be exactly what our team needs so we encourage you to apply even if you dont tick every box.
Vestiaire Collective is an equal opportunities employer
Beware of Scams
Vestiaire Collective only contacts candidates via official emails ending in@ or . We never use WhatsApp Telegram or similar apps for job offers nor will we ever request payments or banking details.
Required Experience:
Senior IC
Employment Type
Full-Time
Key Skills
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