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Mistral is a full-stack AI company providing frontier models, developer tools, applications, and compute infrastructure. The company partners with enterprises across finance, manufacturing, defense, healthcare, and the public sector to co-create customized AI systems.
As an AI Scientist, you will advance Mistral's mission of democratizing frontier intelligence by developing and scaling cutting-edge models. You'll collaborate with a global, cross-functional team to design, build, and deploy models solving real-world problems across reasoning, code, and multimodal applications.
Key responsibilities include:
- Research and develop novel methods to push the frontier of large language models
- Work across diverse use cases (reasoning, code, agents) and modalities (text, image, speech)
- Build tooling and infrastructure for training, evaluation, and analysis of AI models at scale
- Work cross-functionally with scientists, engineers, and product teams to ship AI systems with real-world impact
Required qualifications:
- Highly proficient software engineer in at least one programming language (Python, Rust, Go, Java, or similar)
- Hands-on experience with AI frameworks (PyTorch, JAX) or distributed systems (Ray, Kubernetes)
- High engineering competence: ability to design complex software and make it production-ready
- Self-starter, autonomous, and strong team player
Ideal qualifications:
- Hands-on experience training large transformer models in distributed fashion
- Full MLOps stack navigation (fine-tuning, evaluation, deployment)
- Strong publication record in relevant scientific domain
Mistral values profile and experience diversity and encourages applications from candidates who believe they can contribute to the mission, even if not all requirements are met.
