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Romain Lerallut

Operator

Former VP of Engineering at Criteo and head of the Criteo AI Lab, where he led the machine-learning engineering behind Criteo's advertising platform; now an independent engineering leader and AI advisor.

Based: Paris, Île-de-France, FranceConnections: 1

Last updated Sep 29, 2026 by the ATDb Editorial Team

AI-drafted from public sources1 source cited

Years in industry
18 years

Career

Roles with a cited source. All linked roles are in the Roles tab.

Expertise & education

Expertise

Real-Time BiddingMachine Learning for AdvertisingRetargetingPerformance AdvertisingProgrammatic AdvertisingDynamic Creative OptimizationAd Tech InfrastructurePredictive Bidding Algorithms

Education

  • Engineering Degree, École Polytechnique or equivalent French Grande École (unconfirmed)

Speaking topics

Machine Learning in AdvertisingReal-Time Bidding SystemsBuilding AdTech at ScalePerformance Advertising Technology
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