Machine Learning Engineer

Responsibilities

• Contribute to the technical feasibility of AI-based gameplay systems
• Identify and adapt relevant algorithms (generative, information retrieval, classification) for production use
• Implement fine-tuning, optimization, and integration processes
• Set up relevant evaluation processes
• Deploy algorithms on internal or external clouds using MLOps best practices
• Implement techniques from research papers for R&D innovation

Requirements

• Significant experience as a Machine Learning Engineer with production experience in Generative AI
• Deep knowledge of NLP algorithms (SentenceBERT, Llama 2, Mistral, Qwen 3) and fine-tuning capabilities
• Proficiency in Python and TensorFlow or PyTorch
• Experience with Docker
• Passion for video games
• Strong listening and communication skills to translate client needs into specifications
• Fluency in English

Preferred Qualifications

• Proficiency in C++, C#, or Rust
• Expertise in LLM usage (prompt engineering to Tree of Thoughts)
• Experience in model optimization (quantization, LoRA)
• Affinity for role-playing and narrative games

About the Company

Ubisoft is a global leader in video games, creating original and memorable experiences like Assassin’s Creed and Rainbow Six. Ubisoft Paris is one of the industry's most experienced studios, home to talents working on major licenses and unannounced promising projects.