
<p>At Mistral AI, we are building world-class open-weight, frontier AI models, that are, fast, powerful, and accessible.</p><p>Driven by a global vision, we’re on a mission to push the boundaries of open generative AI. Our team blends deep research talent with cutting-edge engineering to deliver models that are not only state-of-the-art, but also shareable, transparent, and efficient.</p><p>We believe in the power of openness to accelerate innovation and we’re just getting started.</p><p>Come shape the future of AI with us.</p>

<p>At Mistral AI, we are building world-class open-weight, frontier AI models, that are, fast, powerful, and accessible.</p><p>Driven by a global vision, we’re on a mission to push the boundaries of open generative AI. Our team blends deep research talent with cutting-edge engineering to deliver models that are not only state-of-the-art, but also shareable, transparent, and efficient.</p><p>We believe in the power of openness to accelerate innovation and we’re just getting started.</p><p>Come shape the future of AI with us.</p>
Founded: April 2023 (Paris)
Core product: Open-weight frontier AI models and enterprise APIs (including Le Chat)
Team size: ~280 employees
Notable funding: Large multi-round funding including €385M Series A (Dec 2023) and €600M Series B (Jun 2024)
Frontier generative AI — making powerful, efficient, and shareable models accessible for research and enterprise use.
2023
Artificial Intelligence
~$113M
Reported as Europe’s largest seed round at the time
€385M (~$415M)
$16M
Investment to convert into equity in a future round
€600M (~$640M reported)
“Backed by major VCs and strategic corporate investors including Andreessen Horowitz, General Catalyst, Lightspeed, Index Ventures, NVIDIA, Microsoft and Bpifrance”
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At Mistral AI, we believe in the power of AI to simplify tasks, save time, and enhance learning and creativity. Our technology is designed to integrate seamlessly into daily working life.
We democratize AI through high-performance, optimized, open-source, and cutting-edge models, products, and solutions. Our comprehensive AI platform is designed to meet enterprise needs, whether on-premises or in cloud environments. Our offerings include le Chat, the AI assistant for life and work.
We are a dynamic, collaborative team passionate about AI and its potential to transform society. Our diverse workforce thrives in competitive environments and is committed to driving innovation. Our teams are distributed between France, USA, UK, Germany, and Singapore. We are creative, low-ego, and team-spirited.
Join us to be part of a pioneering company shaping the future of AI. Together, we can make a meaningful impact. See more about our culture on .
Job Title: Software Engineer, Data
Location: Paris
Employment Type: Full-time
Department: Engineering & Infra
We are seeking passionate and skilled software engineers to join our team. In this role, you will have the unique opportunity to design, build, and maintain our data infrastructure, ensuring that our data is accurate, accessible, and secure. You will work with large volumes of data, enabling both science and business teams to access secure and reliable data quickly. Your contributions will support our science team in enhancing the quality of our state-of-the-art AI models and assist business users in making informed decisions.
We do not require you to be based in a specific location as long as it is in one of the countries listed in this job posting. However, you will be expected to be available for a monthly visit to one of our offices:
Besides, please note that we ask all new hires to come to our Paris HQ for the first month of their onboarding (accommodation and traveling covered).