Category Development Assistant Intern JANUARY 2026

Vestiaire Collective; Paris; Sur place; EUR 20 000 - 40 000; Plein temps

Résumé du poste

A leading resale platform for luxury fashion in Paris is seeking a Category Development Assistant Intern. You will support category growth by monitoring KPIs, providing market insights, and assisting with business recommendations. Ideal candidates are Master's students adept in data analysis and passionate about fashion and sustainability. This opportunity offers valuable experience within a dynamic, mission-driven environment, competitive compensation, and the chance to work with a culturally diverse team.

Prestations

Hands-on experience in category development

Inspiring work environment

Significant investment in learning and growth

Competitive compensation and benefits

Qualifications

• Strong analytical skills and a passion for turning data into actionable insights.
• Fluent in English; French is a plus.

Responsabilités

• Monitor category KPIs (sales GMV assortment mix bestsellers trends).
• Contribute to the 2026 category development strategy.
• Benchmark other resale and e-commerce platforms.
• Assist in building action plans and strategic presentations.
• Contribute to assortment reviews including product segmentation.
• Collaborate on cross-functional initiatives.

Connaissances

Analytical skills

Proficiency in Excel

Proficiency in PowerPoint

Communication skills

Interest in fashion, luxury, and sustainability

Formation

Currently enrolled in Master 2 in Business Marketing Data / Analytics or related field

Description du poste

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 role

As a Category Development Assistant Intern you will support the team in accelerating the growth and performance of our categories working closely with cross‑functional teams (marketing merchandising business development operations).

What you will do

• Performance tracking: monitor category KPIs (sales GMV assortment mix bestsellers trends).
• Category strategy support: contribute to the 2026 category development strategy by identifying differentiating opportunities for Vestiaire in the market.
• Market insights & benchmarking: benchmark other resale and e‑commerce platforms, track competitor strategies and analyze consumer behavior to spot growth opportunities.
• Business recommendations: assist in building action plans and strategic presentations to support category growth.
• Assortment management: contribute to assortment reviews including product segmentation innovation tracking and pricing analysis.
• Project support: collaborate on cross‑functional initiatives such as merchandising projects launches or promotional campaigns.

Qualifications

• Currently enrolled in Master 2 in Business Marketing Data / Analytics or a related field.
• Strong analytical skills and a passion for turning data into actionable insights.
• Proficiency in Excel and PowerPoint.
• Interest in fashion luxury and sustainability.
• Rigorous detail‑oriented and proactive with strong communication skills.
• Fluent in English; French is a plus.

What we offer

• A unique opportunity to contribute to the growth of the world’s leading resale platform for luxury fashion.
• Hands‑on experience in category development within a fast‑paced mission‑driven scale‑up.
• An inspiring work environment in the heart of Paris with a dynamic and international team.
• 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.
• 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.

Equal Opportunity

Vestiaire Collective is an equal opportunities employer. At Vestiaire Collective we believe that talent comes in many forms and we are 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 don’t tick every box.