What You'll Do: Create high quality, maintainable code that processes and analyzes almost 400 million events daily (and doubling every year) Utilize one the largest private Hadoop clusters in the world and a bleeding edge suite of technologies that push the limits of modern data processing Design and perfect data models that isolate signal in the noise of real world data and make difficult challenges possible for fellow engineers Quality improvement of our most valuable datasets, including fraud and low-relevance data detection. In a team of 5-7, you will be working closely with your mentor to drive your project, design and ensure best practices are applied. You can ask questions and participate in all knowledge-sharing sessions/workshops, etc. You are encouraged to actively voice your ideas whilst learning how to build and ship quality code into production which will likely affect millions of users instantly. Who You Are:You have at least 5 years of experience with developing and extending large and complex systems. Master in Computer science or engineering school or any relevant field Familiar with this technical stack : Spark/ Hadoop/ Hive or Scala and relevant experience in Object Oriented Programming (C#, Python, C++, Java) 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 worked in Agile environments and you are passionate about shipping high quality code! Good level of English (at least B2 intermediate) 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. Show more Show less