Lead Data Scientist

  • Contract Type: Full-Time
  • Location: Ile De France, France (75019)


Founded in November 2014, Back Market is the number one European (and soon global) marketplace specializing in the sale of fully refurbished tech devices.

Their concept is simple but radical. By helping their customers discover and purchase the highest quality refurbished electronics they are creating an alternative to the mainstream behavior of always purchasing new products. Prolonging the lives of these devices has a significant global impact. E-Waste accounts for 70% of all our toxic waste! By prolonging the lives of kitchen appliances, computers, mobile devices and more, they have already saved 3,766 tonnes of e.waste since 2014 💪

Job Description

As part of the Bureau of Technology, your mission will be to design, develop and improve data driven solutions that will play a key role in developing BackMarket’s business and vision.
You will be joining the Algorithms team whose mission is to find the best value for money products for our customers from the catalogs of our thousands of refurbisher partners.

  • Finding actionable insights on how the product surfacing algorithm can be improved.
  • Collaborating with our data engineering team to build scalable data pipelines.
  • Building Machine Learning models to surface better products on our marketplace
  • Designing and implementing solutions for bringing algorithm transparency to our partners
  • Deploying those solutions to production and monitoring their impact with A/B testing
  • Writing papers and patents to document this ground breaking work

Preferred Experience

  • You have experience 8/10 years + experience in the filed, in the private sector
  • You are able to understand business problems at a macro level, build pragmatic solutions, and understand their impact
  • You master Python or another programming language
  • You care about code clarity, performance and scalability
  • You have experience with SQL and other types of data stores
  • You understand the lifecycle of data driven products and problematics around data quality
  • You can explain complex problems and technologies in a simple way to non-technical people
  • You have experience building machine learning solutions to practical business problems

Recruitment Process

Call with HR, Test & interview with the Data and dev team, VP of engineering & CTO

Additional Information

  • Contract Type: Full-Time
  • Location: Ile De France, France (75019)
  • Education Level: PhD and more
  • Experience: > 7 years
  • Possible full remote
  • Salary: between 70000€ and 99999€ / year