Senior Data Engineer - Product Engineering H/F Criteo

Job ID: r19603

What You'll Do:

About the Team

The Performance Measurement team plays a key role in helping advertisers understand the true impact of their campaigns run with Criteo.
Our mission is to measure, analyze, and surface campaign performance insights to both internal and external stakeholders.

To achieve this, we work with massive-scale data - leveraging Criteo's rich shopper graph as well as data from trusted external measurement partners.
We collaborate closely with Product Managers and multiple R&D teams, including those building Criteo's machine learning models and internal & external reporting solutions.

If you enjoy working at the intersection of data, engineering, and business impact, this team is for you

What You'll Do

As part of the team, you will:

- Design and build robust, scalable data pipelines processing terabytes of data
- Actively contribute to shaping the technical roadmap and long-term architecture
- Partner with Product and Program Management to deliver high-impact projects in an Agile environment
- Collaborate with multicultural, cross-functional R&D teams to ensure seamless system integration
- Continuously deploy applications, improving efficiency, reliability, and performance
- Champion a strong engineering culture focused on quality, scalability, and craftsmanship
- Mentor and support junior engineers, helping them grow and succeed

Beyond day-to-day responsibilities, you'll also bring fresh ideas from meetups, conferences, and the broader tech ecosystem. Whether it's new frameworks, libraries, or best practices in testing and CI/CD, you'll help us build state-of-the-art data applications.

Who You Are:

We'd love to work with you if:

- You have 7+ years of experience building and evolving large-scale, complex systems
- You're proficient in Object-Oriented Programming (C#, Python, C++, Java, Scala) and SQL
- You have experience building data-intensive applications
- Exposure to big data technologies (Hadoop, Spark) is a strong plus
- You care deeply about reusability and enjoy simplifying complex systems
- You're curious about new technologies and may explore them through side projects or experimentation
- You bring a positive, collaborative mindset and a strong can-do attitude
- You thrive in Agile teams and are passionate about delivering high-quality, well-tested 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.