Software Engineer (Contractor)

Mistral AIParis, TX

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Overview

Career level

Senior-level

Job Description

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 as contractors. Depending on your skills and field of expertise, you will be involved in key components of our technology, including:

Full stack Product Development

Design, develop, and maintain scalable and robust features ensuring seamless integration between front-end and back-end systems.
Ensure high performance, reliability and scalability across our distributed systems.
Contribute to systems powering AI-assistants, developer experience, authentication, billing, AI tooling, observability, connectors, search and more.

Creative & Brand Web Development

Build and maintain our websites. Using modern frontend frameworks like React, Next.js, Svelte and Astro, you'll develop responsive, accessible pages and reusable components.
Create interactive experiences. Bring our brand to life with animations and micro-interactions that delight users while ensuring strong performance and accessibility.
Collaborate across disciplines. Work closely with designers, marketers and developers to launch high-impact pages, campaigns and microsites.

AI Engineering

Design and run evaluations for your product area: reference tests, heuristics, model-graded checks tailored to search relevance, chat quality, document understanding, or audio performance.
Define and track metrics that matter: task success, helpfulness, hallucination proxies, safety flags, latency, cost.
Improve core behaviors in your product area, whether that's memory policies, intent classification, routing, tool-call reliability, or retrieval quality.

Data Engineering

Design, build, and maintain scalable data pipelines, ETL processes, and analytics infrastructure. Automate data quality checks and validation processes.
Collaborate with cross-functional teams to understand data needs and deliver high-quality, actionable solutions, eg work closely with machine learning teams to support model training, deployment pipelines, and feature stores.
Optimize data storage, retrieval, processing, and queries for performance, scalability, and cost-efficiency.

Development Operations

Build, monitor, and enhance CI/CD pipelines to streamline development workflows and accelerate deployments.
Design, operate and maintain scalable, reliable and secure multi-cloud infrastructures
Identify areas for improvement and create innovative solutions that enable high developer velocity

...

You can find more details about our open contractor roles >> here

About you

While the required skills vary by role, here are a few essential criteria for success in any engineering position:

Degree in Computer Science, Software Engineering, or equivalent practical experience.
Proficiency in one of the following languages: Python, TypeScript, Golang.
Strong problem-solving abilities and attention to detail.
Ownership mindset capable of shipping end-to-end features with minimal oversight.
Excellent communication skills and collaborative attitude.
Team-oriented, low-ego mindset and curiosity for learning.

Fast-Track Hiring Process

Intro call with a recruiter- 15 min
Technical rounds - usually 2 x 45 min depends on the role
Interview with a technical lead- 30 min

Our Culture

We're driven to build a strong company culture and are looking for individuals with solid alignment with the following:

Reason with rigor
Are you audacious enough?
Make our customers succeed
Ship early and accelerate
Leave your ego aside

Engineering blog

Our first Engineering blog post is live, you can check it out here !

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FAQs About Software Engineer (Contractor) Jobs at Mistral AI

What is the work location for this position at Mistral AI?

This job at Mistral AI is located in Paris, TX, according to the details provided by the employer. Some roles may also include multiple work locations depending on the requirement.

What pay range can candidates expect for this role at Mistral AI?

Employer has not shared pay details for this role.

What employment applies to this position at Mistral AI?

The employer has not provided this information. This may be discussed during the hiring process.

What experience level is required for this role at Mistral AI?

Mistral AI is looking for a candidate with "Senior-level" experience level.

What is the process to apply for this position at Mistral AI?

You can apply for this role at Mistral AI either through Sonara's automated application system, which helps you submit applications 10X faster with minimal effort, or by applying manually using the direct link on the job page.