Senior Machine Learning Engineer

Criteo

Criteo

Software Engineering
Paris, France · Grenoble, France
Posted on Oct 13, 2025

What You'll Do:

  • Design, and build projects in a fast-paced environment.
  • Work closely with the Product and Program Management teams to ensure best architectures and products.
  • Interact with multiple multi-cultural R&D teams to ensure the right communication between the client-facing applications and the other Criteo systems,
  • Continuously deploy the applications
  • Contribute to promoting a strong engineering culture, passion for quality and things well done.
This is only part of the job. Using the information collected through meetups and conferences, you will strengthen our systems by building a state-of-the-art application, whether in terms of framework or library, or in terms of best practices (testing, continuous integration/deployment strategies).

Who You Are:

  • You have at least 5 years of experience with developing and extending large and complex systems.
  • Solid experience in Object Oriented Programming (C#, Python, C++, Java) and/or a strong knowledge in Front-End development with a genuine interest in User Experience using Javascript/ Angular and/or React
  • You like reusability and making complex things simple.
  • You are curious about innovative technologies, eventually leading personal subjects on the matter.
  • A can do attitude and the ability to work on problems by thinking positively and in a collaborative manner.
  • You have worked in Agile environments and are passionate about shipping high quality code!

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:

Criteo is a leader in commerce media, helping brands, agencies, and publishers create meaningful consumer connections through AI-powered advertising solutions. We’re shaping a more open and sustainable digital future for advertising.

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.