Applied Scientist Internship in Paris or London

Paris-based AI company building frontier models, AI applications, developer tools, and compute infrastructure for enterprise and public-sector deployments.

Paris, France
About Mistral AI

Mistral AI develops open-weight and commercial language models and provides a full-stack AI platform spanning agents, application development, custom-model training, APIs, and AI cloud infrastructure.

View jobs by Mistral AI

Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will complete a six-month internship in Paris or London, developing state-of-the-art models across text, image, and speech. You will curate training data, build model-development tools, collaborate on agent and retrieval use cases, and manage research projects and client communications.

Requirements

  • Fluency in English
  • Excellent technical and non-technical communication skills
  • Expertise in PyTorch or JAX
  • Python
  • Ability to contribute independently to a large codebase
  • Ability to write clean readable high-performance fault-tolerant code
  • Track record through personal professional or academic projects
  • Be based in Korea
  • Eligibility to work in Korea after the internship

Responsibilities

  • Run pre-training and post-training and deploy state-of-the-art models on large GPU clusters
  • Generate and curate data for pre-training and post-training
  • Evaluate models and improve their performance
  • Develop tools and frameworks for data generation training evaluation and deployment
  • Collaborate on complex use cases using agents and retrieval pipelines
  • Manage research projects and communications with client research teams

Benefits

  • Visa sponsorship
  • Relocation support
  • Healthcare coverage
  • Parental leave
  • Retirement plans
  • Wellness programs
  • Meal allowances
  • Transportation allowances
  • Location-specific perks
Applied Scientist Internship in Paris or London at Mistral AI | JobStash