Software Engineer, Technical Lead - Product (Python) - 🇫🇷
Mistral AI
Software Engineering, IT, Product
Paris, France
Posted on May 13, 2025
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:
• Empower Your Team: Act as a facilitator and orchestrator, removing obstacles and fostering an environment where your team can focus on creating impactful solutions.
• Bridge Product and Technology: Serve as the key liaison with our Product team, translating vision into technical reality with a keen eye for UI/UX sensibility.
• Performance Excellence: Ensure our applications are high-performing, stable, and responsive, continuously enhancing user satisfaction.
• Code Quality and Automation: Uphold the highest standards of code quality through rigorous reviews, unit testing, and automation.
• Thought Leadership: Support your team by delivering great experiences while hiring, onboarding, and all-around elevating your people.
• End-to-end Ownership: Participate in the full software development lifecycle, from conceptualization to deployment, ensuring our the team's projects are delivered efficiently and on time.
A Technical Lead at Mistral AI spends a good chunk of the time coding and another part on strategic topics like :
• Project planning (roadmap, deadlines, task allocation...)
• Collaborating with stakeholders (other Engineering leads, Product Managers/Designers…)
• Supporting career growth (hiring, onboarding…)
About you
• 7+ 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.
• Experience with building and leading an high-performing team.
• Experience with working with cross functional teams like product, design, business, etc.
• 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:
• Expertise on various topics (Integration, Partnerships, Security, User management, Billing...)
• Frontend development skills (Typescript, React, NextJS...)
• infrastructure management (Docker, CI/CD, K8s, Helm, Terraform...)
• AI/ML engineering
Hiring Process
-Recruiter Screening (45min)
-Hiring Manager Interview (30min)
-Live-Coding interview (45min)
-System Design Interview (45min)
-Deep Dive Interview (60min)
-Culture-fit discussion (30min)
-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 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
💰 Competitive cash salary and equity
🧑⚕️ Health insurance *
🚴 Transportation allowance
🥎 Sport allowance
🥕 Meal vouchers
💰 Private pension plan
🍼 Parental : Generous parental leave policy **
🌎 Visa sponsorship **
* currently not available for Germany
** available for France only