- Manage a team of 60 people (including 7 direct reports) and 30+ contractors building Identity Resolution products in order to help our customers collaborate on user data.- The team builds Identity graphs that leverage 1st party and 3rd party data in a privacy conscious way and contain trillions of identifiers.- The products are exposed through API or file integrations, as well as directly available within Cloud marketplaces.

- Manage a team of 13 engineers working on processing programmatic identity data.- Own several distributed real-time applications, written in Go, that our partners call within their website in order to exchange user information. These applications publish a high volume of messages through Gazette streaming processing.- Own the identity graph that connects trillions of identifiers for consumers.April 2022 - September 2022:- Manage a team of 70 people (including 7 direct reports) and 40+ contractors building Identity Resolution products in order to help our customers collaborate on user data.

- Responsible for applied machine learning and performance for US teams, on two new lines of product (sponsored product ads, and ads for mobile app installs). The team has 30 people.- Integrated Manage.com engineers and managers, who came from an acquisition, into the Criteo culture.- Worked with our product team to align meaningful and impactful roadmaps for each team.

- Worked with researchers to improve the relevancy and coverage of sponsored product ads on retailer search pages. Reduced the number of relevancy complaints from several times a quarter to zero in a year.- Designed and changed auction mechanisms to allow for different optimization goals. Fully automated our bidding capabilities to systematically increase sales for our clients.- Built a team of 22 people, groomed 2 engineers to become lead developers in order to structure the team.- Mentored the team on both software design including Hadoop and real time applications, as well as machine learning topics.

Staff Lead Developer:- Started a new team in charge of business performance improvement through machine learning and auction optimization, dedicated to Criteo Sponsored Products.Engineering Manager:- Grew and managed a team of up to 22 people responsible for machine learning improvements for sponsored ads on retailer websites.- Mentored the team on topics ranging from software design through machine learning to management.- Worked with researchers to improve the relevancy and coverage of sponsored ads on retailer Search pages.- Designed and changed auction mechanisms to allow for different optimization goals.- Worked closely with our product team and some retailers to secure key requirements and rollout plans.

- Designed and implemented a new product: use Facebook DPA (Dynanic Product Ads) to show retargeted ads on Facebook moblle application and website, eventually driving a significant part of the Criteo business.- Grew and lead the team of 6 people in charge of the performance of the product (bringing as much value as possible to our clients through machine learning optimization).- Mentored all teams involved in the Facebook DPA project, including up to 14 people.

- Built simulations of auction rules on Hadoop top power strategic decisions when moving from first price to second price auction.- Used machine learning techniques to improve bidding strategies in real time bidding applications.

- Participated in all stages from problem setting to deployment within the Palo Alto Criteo labs.- Implemented pruning on prediction trees to reduce memory usage by 50%.

Impact on the interface between the paper invoice and the accounting software of a company: I improved the paper invoice digitalization thanks to driving a camera.

Participated in all stages from design to deployment of the project codenamed ElementsTook responsibility for the social network connectors design and the graph visualization key parts of ElementsDrafted a patent application describing an idea about a way of visualizing complex datasets

Prototyped an ergonomic directory web application compliant with both Blackberry and iPhone devicesStudied and presented portal technologies, including web services, portlets, and an in-house frameworkPrototyped a POC to demonstrate the business value and the feasibility of a portal

Maintained the Ecole Centrale Paris campus website (student directory, mailing-list server, website hosting)Built, managed, and developed on a project to add ergonomic news service, calendar and partnership blogs on that website

Administrated a network used by the 1350 students in the Ecole Centrale Paris with a student partnershipConfigured routers, wireless access points and servers and monitored the services