Lead Applied AI Fullstack Software Engineer

Paris-based AI company building frontier models, AI applications, developer tools, and compute infrastructure for enterprise and public-sector deployments.

Paris, France
About Mistral AI

Mistral AI develops open-weight and commercial language models and provides a full-stack AI platform spanning agents, application development, custom-model training, APIs, and AI cloud infrastructure.

View jobs by Mistral AI

Skills

Candidate Availability

Required and preferred rules are kept separate and reflect the wording in the original posting.

About the Role

You will remain hands-on in coding, reviewing, and optimizing complex AI solutions while leading technical delivery. You will guide Applied AI Engineers, lead pre-sales discussions, translate customer requirements into solutions, design AI systems, evaluate emerging methods, and incorporate customer feedback into product development.

Requirements

  • English fluency
  • Korean fluency
  • 5+ years as a technical individual contributor on cutting-edge technologies
  • Python
  • TypeScript
  • React, NextJS, or VueJS
  • NodeJS
  • Software design patterns
  • Data structures
  • Algorithms
  • Communication with technical and non-technical audiences

Responsibilities

  • Deliver critical code for complex projects
  • Review and optimize AI solutions
  • Lead Applied AI Engineers through mentorship and technical guidance
  • Lead pre-sales technical discussions
  • Translate customer requirements into actionable solutions
  • Design and oversee complex AI systems
  • Implement fine-tuning, RAG, agentic workflows, and custom LLM applications
  • Evaluate emerging AI tools and methodologies
  • Champion best practices for fine-tuning, inference, and deployment
  • Integrate customer feedback into product development

Benefits

  • Healthcare coverage
  • Parental leave
  • Retirement plans
  • Relocation support
  • Wellness programs
  • Meal allowances
  • Transportation allowances
Lead Applied AI Fullstack Software Engineer at Mistral AI | JobStash