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 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, Infrastructure management, Connectors, Observability...) 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 elegant, 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) - 35 min

• System Design interview - 35 min

• Culture-fit discussion - 30 min

• Reference checks

Location

For this position, 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:

•  🇫🇷 🇩🇪 🇪🇸 If based in France, Germany or Spain, we will ask you to come to our Paris office 3 days per month

•  🇬🇧 If based in the UK, we will ask you to come to our London office 3 days per month

•  We will cover 100% of inter-country travelling and 50% of intra-country travelling fees

Besides, please note that we ask all new hires to come to our Paris HQ for the first month of their onboarding (accommodation and travelling covered).

What we offer

France

💰 Competitive cash salary and equity

🚴 Transportation : Monthly contribution to a mobility pass

🧑‍⚕️ Healthcare : Full health insurance for you and your family

🍼 Parental : Generous parental leave policy

🥎 Sport : Monthly contribution to a Gympass subscription 

🥕 Food : Daily lunch vouchers

🌎 Visa sponsorship

UK

💰 Competitive cash salary and equity

🚑 Health Insurance

🚴 Transportation: Reimburse office parking charges, or 90GBP/month for public transport

🥎 Sport: 90GBP/month reimbursement for gym membership

💰 Pension plan: SmartPension (percentages are 5% Employee & 3% Employer)

Spain 

💰 Competitive cash salary and equity

🚑 Health Insurance

🚴 Transportation allowance 

🥎 Sport allowance

🥕 Meal voucher

Germany 

💰 Competitive cash salary and equity

🥎 Sport allowance 

💰 Private pension plan

🥕 Meal voucher