Researcher - Llm

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**:
The Criteo AI Lab is pioneering innovations in computational advertising. As the center of scientific excellence in the company, we deliver both fundamental and applied scientific leadership through published research, product innovations, and new technologies powering the company's products. Our scientists operate within the spectrum of two types of contributions:
Applied Research: Leveraging the advantage of working in a machine-learning-driven organization by partnering closely with our product and engineering counterparts to deliver cutting-edge solutions to challenges in online advertising.

Academic Contributions: Encouraging and fully supporting our Research Scientists to openly publish their work and further the state-of-the-art in machine learning for computational advertising and connected fields.

The Team: Criteo operates a large base of customers and in several commerce related businesses. In order to leverage the new paradigms of machine learning we are unifying the representation of products and users using multimodal ML. We are a research team.

Main Research Topics:
LLM Agents: Researching the next generation of AI agents powered by large language models, with a focus on agentic workflows, dynamic tool use, adaptive behavior and autonomy. We explore how agents can support commerce-specific tasks such as product recommendation and interactive shopping assistance.

What You'll Do:

- Develop novel scientific methods for adapting LLM and agent technologies to Criteo use cases
- Develop new scientific ideas to equip LLMs with the ability to handle multiple modalities, deal with multitask objectives and reasoning
- Collaborate with teammates on research projects, pursuing publications in top-tier conferences and journals, and securing patents when appropriate.
- Mentor junior researchers, including PhD students and interns, on scientific and methodological aspects of research work.
- Identify state-of-the-art advances in your field that are relevant to other teams and organize knowledge transfer through presentations, tutorials, and internal courses.

**Who You Are**:

- PhD in Computer Science, preferably in fields related to LLMs and VLMs.
- High technical engineering competence
- Excellent track record in conducting and reporting original and collaborative research with publications in relevant conferences (e.g., NeurIPS, ICML, ICLR, AAAI, CVPR, ICCV, ECCV, ACL, EMNLP, etc)
- Experience with at least one of the main ML libraries (e.g., PyTorch, TensorFlow) and distributed training.
- Proven ability in presenting and public speaking in English

**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 careful