Senior Backend Software Engineer

What if, in your next adventure, you were surrounded by people who, like you, look for an unlimited playground to explore, share, and test, would you care to hear more? You've opened the right door! As an R&D team, making sure your ideas are heard and encouraged is what we strive to do!

What You'll Do:

CRITEO is looking for a Senior Backedn Software Development Engineer to join our dynamic team at the heart of Criteo's business! We skillfully blend client requests into a unified contract, ensuring our deliveries show ads in the right place and target the right audience. If you thrive on developing an efficient back-end in C# while seamlessly collaborating with both delivery and configuration teams, then you're in the right place.

Your main missions :

• Build business-critical APIs, services and backend components that for some have to answer in less than 30ms, and at very large scale (up to 300 Bn requests per day)

• Work with many other engineering teams to develop long-term roadmaps, designs and architectures to scale this infrastructure to meet product and business requirements

• Develop open source projects. As we are working at the forefront of technology, we are dealing with problems that few companies have faced.

Who You Are:

Who You Are:

• You have at least 7 years of experience as a software engineer and proficient in at least one programming language such as C#, Scala, Java, C++. You can adapt very quickly, choose and use the best tool for the job.

• You are a passionate developer, interested in low-latency/large-scale back-end systems but you are also eager to understand and implement product and business requirements.

• You love algorithms and new technology. You are also a great team worker and a great communicator in English, both written and spoken. You are strongly committed to quality designs, automated testing and documentation.

• At Criteo, we believe the future is wide open when it includes everyone. We are committed to creating an environment where all Criteos feel a sense of belonging. We nourish our diversity by listening to all cultures within Criteo - and there are many. We are proud to be a global team and conscious that it takes people with different perspectives, thoughts and cultures to succeed. We want you to come as you are so we can succeed together.

What is in it for you :

• You will part of a recognized engineering R&D team in our industry with an active presence to international conferences, meetups and demos all around the globe.

• Our culture keeps evolving, and you will be expected to contribute actively with new ideas to complement and enhance the existing programs that include frictionless internal mobility, 10% time, mentoring, technical talks, hackathons, etc.

• At Criteo, we value your work-life balance with a hybrid policy where everyone can follow his own rhythm between time to the office and work from home.

• We offer a competitive package, RSUs and many perks according the location.

• Are you curious about our company culture? Don't hesitate to take a tour in our career website.

More information about our R&D department of 900 engineers :

Most of all, we are creators. From designing ground-breaking products to finding unique ways to solve technical challenges at an exceptional scale, our tech teams work with state of the art methodologies to shape the future of advertising. In the R&D department you will build the products that make Criteo tick: from developing industry leading machine learning techniques, to building high scale/low latency real-time applications (over 5M qps, handling over 300 Bn HTTP requests daily), to delivering first class client interfaces, both API and UI, with forward-thinking UX at their core, all using state of the art technology.

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 the global commerce media company that enables marketers and media owners to deliver richer consumer experiences and drive better commerce outcomes through its industry leading Commerce Media Platform.

At Criteo, our culture is as unique as it is diverse. From our offices around the world or from home, our incredible team of 3,600 Criteos collaborates to develop an open and inclusive environment. We seek to ensure that all of our workers are treated equally, and we do not tolerate discrimination based on race, gender identity, gender, sexual orientation, color, national origin, religion, age, disability, political opinion, pregnancy, migrant status, ethnicity, marital or family status, or other protected characteristics at all stages of the employment lifecycle including how we attract and recruit, through promotions, pay decisions, benefits, career progression and development. We aim to ensure employment decisions and actions are based solely on business-related considerations and not on protected characteristics. As outlined in our Code of Business Conduct and Ethics, we strictly forbid any kind of discrimination, harassment, mistreatment or bullying towards colleagues, clients, suppliers, stakeholders, shareholders, or any visitors of Criteo. All of this supports us in our mission to power the world’s marketers with trusted and impactful advertising encouraging discovery, innovation and choice in an open internet.

Why Join Us:

At Criteo, we take pride in being a caring culture and are committed to providing our employees with valuable benefits that support their physical, emotional and financial wellbeing, their interests and the important life events. We aim to create a place where people can grow and learn from each other while having a meaningful impact. We want to set you up for success in your job, and an important part of that includes comprehensive perks & benefits. Benefits may vary depending on the country where you work and the nature of your employment with Criteo. When determining compensation, we carefully consider a wide range of job-related factors, including experience, knowledge, skills, education, and location. These factors can cause your compensation to vary.