A Day in the Life:

You will join the Unstructured Data & Knowledge (UDK) team within L’Oréal Research & Innovation in Clichy, reporting to the Head of UDK. In a compact, multidisciplinary team (~4 engineers) you’ll turn documents, images, audio and video into reliable knowledge to accelerate R&I innovation.

• Build & operate scalable ingestion, processing and storage pipelines for text, audio, image and video data.
• Create and maintain knowledge graphs (RDF/LPG), ontologies and QA workflows with domain experts.
• Deploy and monitor extraction models (OCR, NER, LLMs), MLOps and production monitoring.
• Lead agile delivery: manage scope, risks, timelines, stakeholder communication and code/versioning best practices.
• Design reusable technical assets and contribute to the UDK roadmap.

We Are Looking For:

You are a hands-on Data Engineer who thrives in an entrepreneurial environment, able to lead cross-functional projects and deliver production-grade unstructured data solutions.

Required core skills:

• Data Engineering (Unstructured Data Pipelines)
• Knowledge Management / Knowledge Graphs
• Unstructured Data Processing (OCR, NER, LLMs)
• Machine Learning / MLOps Engineering
• Agile Project Management & Stakeholder Management Required: Master’s in Computer Science / Data / AI or equivalent; 6–8 years in data/ML engineering delivering unstructured data solutions; fluent English.

What’s In It For You:

• A place for you to leave your comfort zone and grow beyond your potential (here, you’ll be encouraged to try new things and take risks!)
• Real responsibility from day 1, there’s no sitting on the sidelines at L’Oréal
• An environment where people of every ethnicity, social background, age, religion, gender and sexual orientation as well as people with disabilities are accepted, can speak up, will thrive and are celebrated!
• A place where you can contribute to something bigger! Many of our brands have societal /environmental causes to make concrete difference

Who We Are:

L’Oréal is present in 150 markets on five continents. For more than a century, L’Oréal has devoted itself solely to ‘Create beauty that moves the world’; it is now the industry world leader with €42 billion consolidated sales. Together, we solve complex challenges at scale, while making sure we stay committed to making the world a more inclusive and a better place for everyone & our planet. L’Oréal Research & Innovation is a dynamic ecosystem housing over 4,000 talents, at the crossroads of science, technology, and creativity. We leverage data to accelerate discovery and create impactful consumer experiences worldwide. We’re committed to guaranteeing inclusive recruitment processes and to advocating for hiring and promoting each candidate in an ethical and equitable way.

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