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Introducing CLEPR, our model for semantic understanding
At Criteo, retail media is about helping brands reach shoppers directly on retailers’ property, right at the digital shelf where purchase decisions are made. Through CMAX, our unified retail media platform, we connect advertisers to retailers’ audiences with Sponsored Products that appear alongside native results in onsite search and browsing experiences. In this context, the…
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What the EPM Role Looks Like in Practice at Criteo
In our previous post, we explained the Engineering Program Manager role at Criteo at a high level: EPMs sit at the intersection of business ambition, technical reality, and execution, helping complex cross-team initiatives move from intent to delivery. But if you are considering this role, that high-level description is only the beginning. The more interesting…
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Our Experience at Devoxx France 2026
From April 22 to 24, we were back on site at Devoxx France with a booth and two talks from our Tech Ambassadors, Estelle Thou and William Montaz. This year’s edition had a great atmosphere, strong turnout, and one very clear trend: AI was everywhere, with sessions on LLMs and agentic systems filling up fast…
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Are tech speakers still relevant in the AI era?
Public orators have played a major role in spreading knowledge and driving progress since the early days of oratory in Ancient Greece. I’ve always been fascinated by speakers’ unique ability to catch an entire audience’s attention and how they turn messages into valuable takeaways that stick with you long after their speech is done. If…
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How We Cut HAProxy Fleet GCP Cost in Half by Moving from N2D to C4D
When you run a large production footprint in Google Cloud, changing a VM family is never just a hardware refresh. In our case, HAProxy sits on a critical path of the platform, serving as part of the traffic layer that hundreds of downstream systems quietly depend on every day. That means even a seemingly straightforward…
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The Grind Behind the Epiphany: A Short Story of a Research Project
From ideation to outcome, this is the story of a privacy-preserving research project. It tells how research can generate innovations but also joy and despair. Early 2024: The “Hammer” Phase Two research leads who pioneered Criteo’s early privacy initiatives, as part of the Criteo multi-year research program, introduced me to a challenge born from the Privacy…
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At the Heart of Delivery: What Engineering Program Managers Do at Criteo
At Criteo, Engineering Program Managers (EPMs) sit at the heart of our most complex, cross-team initiatives. We connect business ambition with technical reality, helping engineering teams ship impactful products at scale. In this article, three EPMs share what the role really looks like, why we love it, and how your career can grow in this…
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Beyond the demo: Why agentic evaluation matters
Agentic systems powered by LLMs can be incredibly impressive in demos. With a few well-crafted prompts, they can demonstrate reasoning, calling tools, and solving complex tasks [1]. Demos are effective at showcasing what’s possible. Production environments, however, are where those capabilities are tested at scale and under real-world conditions. The same agent that performs perfectly…
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AdTech, culture, diversity, and AI: Notes from our latest Women In Tech Meetup
On a weeknight in Bucharest, Criteo opened the doors of its new tech hub for a Women in Tech meetup under a simple but clear theme: Driving Change in Tech. The agenda moved from a deep‑dive keynote on ad tech at scale to a panel about culture, diversity, and AI, and finally, networking. The result…
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Driving Change: Women in Tech Perspectives
Our team at Criteo Toronto partnered with the WomenTech Network Toronto chapter to curate an event titled “Driving Change in Tech” with a focus on “People, Technology, and Leadership”. The event had a technical keynote followed by a panel discussion, both of which were quite engaging and full of insight! Here’s a brief recap: The…