Skip to main content

Senior ML Engineer

  • Hybrid -
    • Paris, France
    • Grenoble, France
  • Engineering
  • Permanent - Full Time

Senior ML Engineer

Apply Now
Share

Job ID: r20529

What You'll Do:

  • Design and build the future of our Travel engine while defining and driving the team’s ML roadmap in close collaboration with Product Analytics, Product Managers, and ML peers across domains (bidding, recommendation) to ensure alignment and impact.
  • Analyze large-scale datasets, identify modeling challenges, propose solutions, build prototypes, and iterate quickly.
  • Turn successful prototypes into robust, production-ready pipelines and services in a highly scalable environment.
  • Stay up to date with academic and industry advances in machine learning and apply them to our product use cases.
  • Work within a cross-functional, multi-skilled team (backend, full-stack, data) to build the next chapter of Travel at Criteo.

Who You Are:

  • You hold a Master’s or PhD in Machine Learning, Computer Science, or a related quantitative field.
  • You have development experience in at least one mainstream programming language (e.g., Python, Java, C++, C#).
  • You are a hands-on ML practitioner, comfortable writing production-grade code and turning ideas into scalable, reliable systems.

If you’re looking to make a tangible impact and thrive in a dynamic, high-stakes environment, we’d love to hear from you. Join the Travel Squad at Criteo and help shape the next generation of data-driven travel advertising solutions!

We acknowledge that many candidates may not meet every single role requirement listed above. If your experience looks a little different from our requirements but you believe that you can still bring value to the role, we’d love to see your application!​

Who We Are:

We’re Criteo, the Commerce Intelligence Platform. Criteo helps businesses turn shopper signals into commerce outcomes while delivering more relevant experiences for shoppers. We use proprietary commerce intelligence and AI decisioning to drive relevance for shoppers and performance for businesses.

At Criteo, our culture is as unique as it is diverse. From our offices across the globe or from the comfort of home, our 3,600 Criteos collaborate together to build an open, impactful, and forward-thinking environment.

We foster a workplace where everyone is valued, and employment decisions are based solely on skills, qualifications, and business needs—never on non-job-related factors or legally protected characteristics.

What We Offer:

🏢 Ways of working – Our hybrid model blends home with in-office experiences, making space for both.
📈 Grow with us – Learning, mentorship & career development programs.
💪 Your wellbeing matters – Health benefits, wellness perks & mental health support.
🤝 A team that cares – Diverse, inclusive, and globally connected.
💸 Fair pay & perks – Attractive salary, with performance-based rewards and family-friendly policies, plus the potential for equity depending on role and level.

Additional benefits may vary depending on the country where you work and the nature of your employment with Criteo.

Perks & Benefits for all Criteos.

Happy people make healthy teams, so we value employee well-being above all else. Discover the perks & benefits we offer all our Criteos!!

Ways of Working

Trust and flexibility are at our core, so is the power of being together. Our hybrid model blends empowerment with shared in-person experiences, making space for both. We believe this is the most valuable way to foster collaboration in a way that helps us grow, together.

View more

Learning & Career Development

As your skills multiply, opportunities do too. So, we care to help you nurture your potential, identify new goals, and define what you want out of your career. Discover how we have diversified our learning resources and training catalog for you to shape greater opportunities. You care for your career growth, and we do too.

View more

Corporate Social Responsibility

We care to build an open future for our community and beyond. Discover how our people fuel our Corporate Social Responsibility from the bottom up, embracing but also embodying and promoting values of diversity, equity, and inclusion through everything they do. Together, we strive to build a future that truly includes everyone.

View more
a man wearing a hat

Great people shape greater opportunities.

At Criteo, we believe great people and reliable products are essential to build an open future for all.
Everything you need to know about our culture, vision, values, and how we live them with people, both in and out of Criteo, is in our Culture Book. Discover who we are, what we do, and how we act as a company and as Criteos!
Our culture
two women sitting at a table with laptops

Meet our Criteos in France!

Criteo came to spring off of a few great minds, back in 2005. From the start-up incubator to the global company we are now, Criteo has grown, standing now for 37 offices and further coworking spaces across the globe. In France, we welcome around 1,000 Criteos in our two spacious and collaborative hubs of Paris and Grenoble.

Find out More

The Future is Yours.

Search jobs