Software Engineer, Data
Job Summary
Job Description
Mistral AI is seeking passionate and skilled software engineers to join their team. In this role, you will design, build, and maintain data infrastructure, ensuring data accuracy, accessibility, and security. You will work with large volumes of data to support science and business teams, enabling them to access secure and reliable data quickly. Your contributions will assist the science team in enhancing AI model quality and aid business users in making informed decisions. Responsibilities include developing scalable data pipelines, designing backend architectures, writing clean code, collaborating with stakeholders, and ensuring data integrity and security.
Must have:
- 5+ years of Software Engineering experience with a focus on Data engineering
- Master's degree in Computer Science or Engineering
- Proficient in Python and SQL
- Experience with big data technologies (Hadoop, Spark, Hive)
- 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:
- Familiarity with data warehousing solutions (Redshift, BigQuery, Snowflake)
- Experience with real-time data processing and streaming platforms (Kafka, Flink)
- Experience with large-scale distributed systems
- Knowledge of databases, caching mechanisms, and messaging systems
Perks:
- Competitive cash salary and equity
- Health insurance
- Transportation allowance
- Sport allowance
- Meal vouchers
- Private pension plan
- Generous parental leave policy
- Visa sponsorship
8 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 design, build, and maintain our data infrastructure, ensuring that our data is accurate, accessible, and secure.
You will work with large volumes of data, enabling both science and business teams to access secure and reliable data quickly.
Your contributions will support our science team in enhancing the quality of our state-of-the-art AI models and assist business users in making informed decisions.
What you will do
Product Development: design, develop, and maintain scalable data pipelines and ETL processes.
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 data scientists, analysts, and other stakeholders to understand data needs and deliver solutions.
• Support our AI scientists to help them access data to improve our Large language models accuracy and performance.
• Contribute to the development of data governance policies and procedures.
Problem-Solving:
• Ensure data integrity, quality, and security across all data platforms.
• Develop and implement data warehousing and data lake solutions.
• Optimize data queries and improve data processing performance. Monitor and troubleshoot data-related issues and incidents.
Innovation: stay up-to-date with the latest data engineering technologies and best practices.
About you
• 5+ years of relevant professional work experience as a Software Engineer with a strong focus on Data engineering work
• Master’s degree in Computer Science, Engineering, or a related field.
• Proficient in Python, SQL and experience with big data technologies (e.g., Hadoop, Spark, Hive).
• Familiarity with data warehousing solutions (e.g., Redshift, BigQuery, Snowflake).
• Experience with real-time data processing and streaming platforms (e.g., Kafka, Flink).
• 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.
Hiring Process
• Introduction call - 45 min
• Hiring Manager interview - 30 min
• Live-coding interview (Python) - 45 min
• System Design interview - 45 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 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
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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