Software Engineer, Product (Python) --------

About Mistral

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 tailored 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 across 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. Learn more about our culture at

Role Summary

We are seeking passionate and skilled software engineers to join our team. You will have the opportunity to build and develop our core platform (API & DX Console, AI Tooling, Connectors, Observability, User Admin & Billing, Partnerships…) and contribute to its development and enhancement. Your work will directly impact the developer experience by making it more engaging, efficient, and intuitive.

What You Will Do

Depending on your skills and expertise, you will be involved in key components of our technology, including:

1. Product Development: Design, develop, and maintain scalable and robust backend features, ensuring seamless integration with front-end systems using a modern and robust stack.
2. System Architecture: Design and implement efficient, secure, and scalable backend architectures that support our product goals.
3. Code Quality: Write clean, maintainable, and well-documented code, and participate in code reviews to uphold high standards of quality.
4. Collaboration: Work closely with cross-functional teams, including product managers, front-end engineers, and other backend engineers, to deliver high-quality software solutions.
5. Problem-Solving: Tackle complex technical challenges and develop scalable, fault-tolerant, efficient solutions that improve performance and reliability.
6. Innovation: Stay up-to-date with the latest technologies and trends in backend development and AI, and apply them to enhance our products.

About You

• 5+ years of relevant professional experience
• Master’s degree in Computer Science, Information Technology, or a related field
• Proficient in Python and at least one web framework (FastAPI, Django, Flask, etc.)
• Experience with large-scale distributed systems
• Knowledge of databases, caching mechanisms, and messaging systems
• Strong problem-solving skills and attention to detail
• Ownership and ability to ship products end-to-end
• Excellent communication skills
• Low ego and team-spirited mindset
• Autonomous and self-starter

Preferred experience includes:

• Frontend development (TypeScript, React, Next.js)
• Infrastructure management (Docker, CI/CD, K8s, Helm, Terraform)
• AI/ML engineering

Hiring Process

• Introduction call – 45 min
• Hiring Manager interview – 30 min
• Live-coding interview (Python) – 35 min
• System Design interview – 35 min
• Culture-fit discussion – 30 min
• Reference checks

Location

We do not require you to be based in a specific location as long as it is in one of the countries listed. You will need to be available for a monthly visit to one of our offices:

• In France, Germany, or Spain: Paris office, 3 days/month
• In the UK: London office, 3 days/month

All new hires are expected to join us at our Paris HQ for the first month of onboarding (travel and accommodation covered).

What We Offer

• Competitive salary and equity
• Health insurance
• Transportation allowance
• Sport allowance
• Meal vouchers
• Private pension plan
• Generous parental leave policy
• Visa sponsorship (available for France; currently not for Germany)

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