Model Behaviour Architect- Multilingual

Mistral AIParis
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Posted on: 02 Jul 2026

Phewnix Understanding of the Job

The actual job requirements can be found on the career page when you apply.
As a Model Behaviour Architect in the Multilingual team at Mistral AI in Paris, you are defining and measuring what good model behaviour looks like across languages, not just in English. This role matters because it enables the development of more sophisticated and culturally sensitive large language models, which are crucial for the future of artificial intelligence. By joining our team, you are contributing to the company's success and the advancement of the industry as a whole. The impact of this position is significant, as it has the potential to improve the way machines understand and interact with humans across the globe. You are working at the forefront of a rapidly evolving field, with ample opportunities for growth and advancement, and you are shaping the future of multilingual model behaviour.

You are responsible for a wide range of tasks, including:
  • Collaborating with the Science team to define and evaluate multilingual model behaviour, developing policies and guidelines for model evaluation and refinement

  • Designing and implementing evaluation pipelines for complex tasks, leveraging your expertise in linguistics, quality assurance, and open source software

  • Developing and maintaining large-scale datasets for model training and testing, ensuring that they are representative of diverse languages and cultures

  • Working closely with cross-functional teams, including engineering, product, and research, to integrate model behaviour into the overall product development process

  • Staying up-to-date with the latest advancements in machine learning, natural language processing, and model evaluation, applying this knowledge to continuously improve model behaviour

  • Participating in the development of industry-leading research and publications, showcasing Mistral AI's expertise in multilingual model behaviour

  • Mentoring junior team members and contributing to the growth and development of the team, sharing your expertise and experience to elevate the team's capabilities. You are working in a dynamic and collaborative environment, reporting to the Head of Multilingual Models, and interacting with a talented team of researchers, engineers, and linguists.



By joining Mistral AI as a Model Behaviour Architect- Multilingual in Paris, you are becoming

Job Overview

Salary:
Not disclosed
JOB TYPE:
Not specified
Experience:
Not mentioned
Job Location:
Paris
Job Level:
Not specified
Education:
Graduation