Paris Hybrid Full-time

Vestiaire Collective is hiring a Senior/Staff Machine Learning Engineer

About the Role

Lead the development and deployment of production-grade machine learning systems, focusing on computer vision and vision-language models for fraud detection and luxury item verification, while establishing foundational infrastructure across the ML lifecycle.

Responsibilities

  • Collaborate with operations and data science teams to advance machine learning and retrieval-augmented generation prototypes into reliable, scalable production systems.
  • Deploy and optimize high-compute computer vision and vision-language models to strengthen trust, safety, and authentication processes.
  • Establish end-to-end ML infrastructure, including data and feature management, model tracking, registry, serving, and monitoring systems.
  • Automate retraining pipelines to support variable deployment frequencies across use cases such as fraud detection and recommendation systems.
  • Develop robust multi-model architectures and assess cost and complexity trade-offs between internal tools and enterprise platforms.
  • Serve as a founding member in shaping the ML engineering practice, defining technical standards and scalability frameworks.
  • Evolve into a central role providing cross-functional ML infrastructure support and mentorship across domains like search, discovery, pricing, marketing, and data platforms.

Benefits

  • Work on large-scale initiatives driving circular fashion and reducing environmental impact through product reuse.
  • Own high-visibility projects with measurable global impact across more than 70 countries.
  • Engage with a multicultural workforce representing over 50 nationalities across international offices.
  • Advance your career in a fast-growing tech environment with early ownership and leadership pathways.
  • Access dedicated learning resources, ongoing feedback, and opportunities in AI, marketplace design, and scalability.
  • Enjoy a hybrid work model allowing approximately two remote days per week, built on autonomy and trust.
  • Contribute to social impact through two annual paid days dedicated to causes of personal significance.
  • Receive competitive pay, performance bonus, health benefits, meal vouchers, fitness passes, and location-specific legal perks.

Work Arrangement

Hybrid — available in Paris, London, Berlin, New York, Singapore, Ho Chi Minh City

Team

Global team of approximately 600 members from over 50 nationalities

Other

  • Studies indicate that individuals from underrepresented groups, including women, people with disabilities, and marginalized communities, are less likely to apply unless they meet every listed qualification.
  • The organization values diversity as a catalyst for improved decision-making, product innovation, and broader societal impact.
  • Applicants who are passionate about the role but do not fully match the stated experience are strongly encouraged to apply.
  • The company is committed to equal opportunity employment and inclusive hiring practices.
  • Official communication will only occur through email addresses ending in @vestiairecollective.com or no-reply@hire.lever.co.
  • Messaging platforms such as WhatsApp or Telegram will never be used for recruitment purposes.
  • No payment or banking details will ever be requested during the hiring process.
  • Suspicious messages should be reported to talentacquisition@vestiairecollective.com.
About company
Vestiaire Collective
Vestiaire Collective is a global online marketplace for pre-owned designer and luxury fashion items.
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Job Details
Department Tech – Engineering
Category data
Posted a month ago