Software Engineer, Mistral Vibe

Software Engineer, Mistral Vibe – Mistral AI

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 work life. We democratize AI through high‑performance, optimized, open‑source, and cutting‑edge models, products and solutions. Our offerings include le Chat, an AI assistant for life and work. Our dynamic, collaborative team is 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.

Role summary

We are seeking passionate and talented full‑stack engineers to join our growing Mistral Vibe team and help shape the future of AI‑powered coding. With the recent launch of Devstral 2 and Mistral Vibe, this role offers a unique chance to build and refine AI‑driven developer tools. Your work will directly influence how users interact with our products—making them faster, smarter, and more intuitive. This role is for you if you’re excited about pushing the boundaries of AI in software development.

What you will do

• Full stack development: Design, develop, and maintain scalable and robust features, ensuring seamless integration between front‑end and back‑end systems.
• User‑centric design: Prioritize user experience and ensure that our products meet the needs and expectations of our user base.
• Code quality: Write clean, maintainable, and well‑documented code, and participate in code reviews to uphold our high quality standards.
• Collaboration: Work closely with cross‑functional teams—including product managers, designers, and other engineers—to deliver high‑quality software solutions.
• Problem‑solving: Tackle complex technical challenges and develop elegant, efficient solutions that improve performance and reliability.
• Innovation: Stay up‑to‑date with the latest technologies and trends in AI and software development, and apply them to enhance our products.

About you

• Degree in Computer Science, Software Engineering, or equivalent practical experience.
• Proficiency in Python.
• Comfortable shipping products end‑to‑end.
• Strong problem‑solving abilities and attention to detail.
• Excellent communication.
• Low‑ego and team‑spirit mindset.
• Autonomous and self‑starter.

Ideal experience

• AI products, particularly with LLMs.
• Distributed systems.
• Monitoring/alerting.
• JavaScript/TypeScript, UX development (Figma).

Hiring process

• Introduction call – 30 min.
• Technical rounds.
• Live‑coding interview – 45 min.
• System design interview – 45 min.
• Project deep dive interview (only for leads & staff engineers) – 60 min.
• Hiring manager interview – 30 min.
• Culture‑fit discussion – 30 min.
• Reference checks.

Location & remote

The position is based in our Paris HQ offices and we encourage going to the office as much as we can (at least 3 days per week). Our remote policy aims to provide flexibility, improve work‑life balance and increase productivity. Each manager can decide the amount of days worked remotely based on autonomy and a specific context (e.g. more flexibility can occur during summer). In any case, employees are expected to maintain regular communication with their teams and be available during core working hours.

What we offer

• Competitive salary and equity package.
• Health insurance.
• Transportation allowance.
• Sport allowance.
• Meal vouchers.
• Private pension plan.
• Generous parental leave policy.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.