Software Development Engineer

Criteo

Criteo

Software Engineering
Paris, France
Posted on Apr 24, 2025
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:

As a Software Development Engineer at CRITEO, you will help to provide
the platform that enables the delivery of the different offsite
campaigns across our client solutions :
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
Build solutions requiring both software and mathematic
modelling skills fitting huge variety of use cases.

Who are we? 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.

Who You Are:

You are a passionate software engineer, interested in
developing a large pallet of skills, from data-engineering to
mathematical modelling without forgetting product and
business requirements.
You are willing to dig into business issues via data analysis
and propose solutions that are technically feasible and scale
across a wide variety of use cases.
With at least 3 years of experience, you are 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 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.

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.