Vestiaire Collective is the leading global platform for desirable pre-loved fashion and a pioneer in transforming how people consume fashion.

Our mission is simple: make circular fashion the norm, not the exception.
Through technology, expertise, and a highly engaged global community, we enable millions of people to buy and sell fashion in a more sustainable way.

Founded in Paris in 2009, Vestiaire Collective is now a globally scaled marketplace with offices in Paris, London, Berlin, New York, Singapore, and Ho Chi Minh City, and logistics hubs across Europe, Asia, and the US.

Today, we are a team of around 600 people from over 50 nationalities, united by a shared ambition: to drive meaningful change in the fashion industry.

Our values, Activism, Transparency, Dedication, Greatness, and Collective, shape how we build, collaborate, and grow every day.

About the Role

Vestiaire Collective is looking for a Global sales and technical support assistant to join our B2C team.

The B2C team is the dedicated team for our professional sellers, with a dual mission to drive their commercial growth and support them daily through education, tool adoption, and operational assistance

What you’ll do

Advise and support our professional sellers located across Europe, US and APAC! You will be a part of the Global B2C team, reporting directly to the B2C Director and working in direct collaboration with Project and Market Manager.

Seller Support & Onboarding

Daily Support: Deliver high-touch operational and sales assistance to address partner queries and resolve everyday blockers
Project Execution: Assist Market and Project Managers in the rollout of cross-partner initiatives and supply development projects.
Seller Onboarding: Own the end-to-end operational onboarding of new professional sellers until they are successfully active on the platform
Process Improvement: Improve internal processes and eliminate operational bottlenecks
Feedback Relay: Consolidate seller feedback and operational needs to help managers tailor success plans, acting as the internal voice of the partners.

Seller Education

Best Practices: Educate sellers on optimal sales strategies and platform tool management to boost their commercial success.
Tool Adoption: Support training efforts by guiding sellers on best practices, answering their questions, and ensuring they successfully adopt our platforms and tools

Technical Support & Incident Management

Technical support:Troubleshoot and respond to requests for technical assistance our partners may face, coordinating with internal tech resources
First-line Tech Support: Act as the primary liaison for technical issues, performing initial triage and pre-investigation on partner incidents (via JIRA) before coordinating with internal Tech resources.
Automation & API Integration: Take charge of the technical onboarding and integration of our top-tier sellers onto automated bulk upload tools (API, Bulk Tool, integrations), ensuring seamless catalog synchronization.
Documentation & Roadmap: Update external and internal support documentation and compile recurring technical requests to help the team feed the product roadmap

Who you are

Experience: 2+ years experience in partner / sales support, B2B operations or technical account support within an e-commerce or marketplace environment.

Customer focused with strong written and verbal communication skills in French, English and Italian is a +

Analytical mindset focused on identifying operational bottlenecks, collecting structured feedback, and proposing scalable process improvements.

Data Skills: Proficient in MS Excel for daily data tracking, reporting, and operational analysis

Tech appetite: experience or strong interest in automated solutions (APIs, Bulk Upload tools, Inventory Management Systems) and not afraid to deep dive into the technical aspects of the business

Soft Skills: Strong organizational, team spirit and attention to detail. We need people who know how to act decisively, look for root causes and have a problem solving mindset to facilitate the collection of information required and ability to meet deadlines

What We Offer

Purpose-driven work at scale
Join a company reshaping the fashion industry towards circularity, you directly contributes to reducing waste and extending the life of luxury items.
High-impact scope & ownership
Work on products used globally, where your decisions have immediate, measurable impact on millions of users across 70+ countries.
A truly international environment
Collaborate with a diverse team of 50+ nationalities across Paris, London, Berlin, New York, Singapore, and Ho Chi Minh City.
Career acceleration in a fast-moving scale-up
Take ownership early, grow fast, and shape your path, as an expert or a future leader.
Learning & growth as a priority
Dedicated budget, continuous feedback culture, and opportunities to work on cutting-edge topics (AI, marketplace dynamics, scalability, etc.).
Flexible ways of working
Hybrid model (typically 2 days remote per week), with trust and autonomy at the core of how we operate.
Give back through action
2 paid days per year to support a cause of your choice and actively contribute to positive impact beyond your day-to-day role.
Competitive compensation & benefits
Including bonus, health coverage, lunch vouchers, Gym-Pass, and additional legal perks depending on your location.

Research shows that candidates from underrepresented backgrounds including women, people with disabilities, and other marginalized communities, are less likely to apply unless they meet 100% of the criteria.

At Vestiaire Collective, we believe diversity drives better decisions, stronger products, and more meaningful impact.
If this role excites you but your experience doesn’t align perfectly, we still encourage you to apply, your perspective could be exactly what we’re looking for.

Vestiaire Collective is proud to be an equal opportunity employer.

PS: We take candidate experience seriously, and your safety too !

Vestiaire Collective will only contact you through official email addresses ending in @vestiairecollective.com or [email protected].
We will never:

Contact you via WhatsApp, Telegram, or similar platforms
Ask for payment or banking information at any stage of the process

If you receive a suspicious message, please report it to: [email protected]

Vestiaire Collective

Global Sales & Technical Support Assistant

About the Job

Requirements

Responsibilities

Desired Qualifications

About the Role

What you’ll do

Who you are

What We Offer

About the Company

Vestiaire Collective

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