Applied AI, Forward Deployed Machine Learning Engineer

Mistral; San Francisco (CA); On-site; USD 140,000 - 190,000; Full time

Job summary

Mistral AI is seeking an Applied AI Engineer to facilitate the adoption of its products among customers and collaborate with them to address complex technical challenges. The role involves working with customers from pre‑sale to post‑implementation to ensure solutions meet expectations.

You will onboard customers on products and APIs, guide prompting and evaluation, and contribute to deployment and production integration across back‑end and front‑end interfaces.

Qualifications

• PhD or master’s in AI or data science.
• 2+ years as a technical contributor on AI-based products (data scientist or software engineer).
• Experience in fine-tuning LLMs and in RAG/agentic use cases.
• Strong understanding of ML/LLMs concepts and algorithms.

Responsibilities

• Onboard customers on products and APIs; guide prompting and production integration.
• Work on GenAI applications across industries; drive technological transformation with customers.
• Deploy into production use cases with business impact; collaborate with researchers and product engineers.
• Contribute to open-source codebases; support inference and fine-tuning tasks.
• Engage in pre-sales calls; articulate product capabilities to stakeholders.
• Collaborate with product and science teams to iteratively improve models based on feedback.

Skills

Python

PyTorch

LLM deployment

Fine-tuning

RAG/agentic use cases

LangChain

Vector databases

Communication

Education

PhD or Master's in AI/Data Science

Tools

LangChain

VectorDBs

Job description

About Mistral

Mistral provides full-stack AI solutions: from frontier models to developer tools, applications, and compute. We partner with enterprises tackling the hardest problems—across high‑stakes industries like finance, manufacturing, defense, healthcare, and the public sector—co‑creating customized AI systems that they can run on their terms.

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 Europe, North America, Asia and the Middle East. We are creative, low‑ego and team‑spirited.

The Role

Mistral AI is seeking a Applied AI Engineer to facilitate the adoption of its products among customers and collaborate with them to address complex technical challenges. The Applied AI Engineer will be an integral part of our Applied AI Engineering team, dedicated to driving the successful deployment of Mistral AI products. They will work hand‑in‑hand with customers from the pre‑sale stage to post‑implementation, ensuring our solutions meet and exceed client expectations.

In this role, you’ll manage daily customer relations involving multiple stakeholders (CEO/CTO, data scientists, and software engineers) and function as a key resource in externalising our research in production settings.

What You Will Do

• You’ll be responsible for onboarding customers on our products and APIs, providing guidance on prompting, evaluation, and fine‑tuning, and ensuring the best production integration with back‑end and front‑end interfaces.
• You’ll work on state‑of‑the‑art GenAI applications from consumer products to industrial use cases, driving with our customers a crucial technological transformation.
• You’ll individually help deploy into production use cases with a considerable business impact across various industries.
• You’ll work in collaboration with our researchers, other AI engineers, and product engineers on our most complex customer projects involving complex fine‑tuning, state‑of‑the‑art LLM applications, and contributing to our open‑source codebases for tasks such as inference and fine‑tuning.
• You’ll be involved in pre‑sales calls to understand potential clients’ needs, challenges, and aspirations. You will provide technical guidance on our products and explain Mistral technologies to various stakeholders.
• Your collaboration with our product and science team will continuously improve our product and model capabilities based on customers’ feedback.

What We’re Looking For

• You are fluent in English.
• You hold a PhD or master’s degree in AI or data science.
• You have 2+ years as a technical individual contributor (data scientist or software engineer) on AI‑based products.
• You have experience in fine‑tuning LLMs, tackling advanced RAG or agentic use cases.
• You have a deep understanding of concepts and algorithms underlying machine learning and LLMs.
• You’re experienced with building and deploying LLMs or NLP applications.
• You have proven experience in AI or machine learning product implementation with APIs, back‑end and front‑end interfaces.
• You have strong technical coding skills in Python.
• You have experience with deep learning with PyTorch.
• You have experience with agents frameworks such as LangChain and vector‑DBs.
• You hold strong communication skills with an ability to explain complex technical concepts in simple terms to technical and non‑technical audiences.

Ideally You Have

• Contributed to open‑source projects in particular in the space of LLMs.
• Experience as a Customer Engineer, Forward‑Deployed Engineer, Sales Engineer, Solutions Architect, or Technical Product Manager.

What We Offer

We offer a comprehensive benefits package designed to support your well‑being, growth, and work‑life balance. Benefits vary by country and may include healthcare coverage, parental leave, retirement plans, relocation support, wellness programs, meal and transportation allowances, and other location‑specific perks. For the most up‑to‑date details on benefits available in your location, please refer to our Benefits page.

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