Software Engineer, Product (Python)
Job Summary
Job Description
Mistral AI is seeking passionate and skilled Software Engineers to join their team. The role involves building and developing the core platform, including the API & DX Console, AI Tooling, Connectors, Observability, User Admin & Billing, and Partnerships. Responsibilities include designing, developing, and maintaining scalable backend features, implementing efficient and secure backend architectures, writing clean and maintainable code, collaborating with cross-functional teams, and solving complex technical challenges. The company aims to democratize AI through high-performance, open-source models and solutions, focusing on user experience and innovation.
Must have:
- 5+ years of professional work experience
- Master's degree in Computer Science or related field
- Proficient in Python and a web framework (FastAPI, Django, Flask)
- Experience with large-scale distributed systems
- Knowledge of databases, caching, and messaging systems
- Strong problem-solving abilities
- Ownership and capacity to ship products end-to-end
- Excellent communication skills
- Low ego and team spirit mindset
- Autonomous and self-starter
Good to have:
- Frontend development (Typescript, React, NextJS)
- Infrastructure management (Docker, CI/CD, K8s, Helm, Terraform)
- AI/ML engineering
Perks:
- Competitive salary and equity
- Health insurance
- Transportation allowance
- Sport allowance
- Meal vouchers
- Private pension plan
- Generous parental leave policy
- Visa sponsorship
15 skills required
Job Details
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 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 https://mistral.ai/careers.
Role summary
We are seeking passionate and skilled software engineers to join our team. In this role, you will have the unique opportunity to build and develop our core platform (API & DX Console, AI Tooling, Connectors, Observability, User Admin & Billing, Partnerships...) contributing to its development and enhancement. Your work will directly impact the developer experience, making it more engaging, efficient and intuitive.
What you will do
Depending on your skills and field of expertise, you will be involved in key components of our technology, including:
Product Development: design, develop, and maintain scalable and robust backend features, ensuring seamless integration with front-end systems using a modern and robust stack.
System Architecture: design and implement efficient, secure, and scalable backend architectures that support our product goals.
Code Quality: write clean, maintainable, and well-documented code, and participate in code reviews to uphold our high standards of quality.
Collaboration: work closely with cross-functional teams, including product managers, front-end engineers, and other backend engineers, to deliver high-quality software solutions.
Problem-Solving: tackle complex technical challenges and develop scalable, fault-tolerant, efficient solutions that improve performance and reliability.
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 work experience
• Master’s degree in Computer Science, Information Technology or a related field.
• Proficient in Python and at least one related web framework (FastAPI, Django, Flask...).
• Experience with large-scale distributed systems.
• Knowledge of databases, caching mechanisms and messaging systems.
• Strong problem-solving abilities and attention to detail.
• Ownership and capacity to ship products end-to-end.
• Excellent communication skills.
• Low ego and team spirit mindset.
• Autonomous and self-starter.
Now, it would be ideal if you had experience with:
• frontend development (Typescript, React, NextJS...)
• 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) - 45 min
• Optional : System Design interview - 45 min
• Optional : Deep Dive Interview - 60 min
• Culture-fit discussion - 30 min
• Reference checks
Location & Remote
This role is primarily based at our HQ in Paris, France. We will prioritize candidates who either reside in Paris or are open to relocating. We strongly believe in the value of in-person collaboration to foster strong relationships and seamless communication within our team. Our remote work policy is designed to offer flexibility, enhance work-life balance, and boost productivity. The number of remote workdays is determined by each manager, taking into account individual autonomy and specific circumstances—such as increased flexibility during the summer months. Regardless of the arrangement, we expect all employees to maintain open lines of communication with their teams and be available during core working hours.
In certain specific situations, we will also consider remote candidates based in one of the countries listed in this job posting (currently France, UK, Germany, Netherlands, Spain and Italy). In that case, we ask all new hires to visit our Paris office:
• for the first month of their onboarding (accommodation and travelling covered)
• then at least 3 days per month
What we offer
💰 Competitive salary and equity
🧑⚕️ Health insurance
🚴 Transportation allowance
🥎 Sport allowance
🥕 Meal vouchers
💰 Private pension plan
🍼 Parental : Generous parental leave policy
🌎 Visa sponsorship
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