Senior Machine Learning Engineer at League

League • toronto, on, Canada • Posted June 01, 2026

Location toronto, on
Job Type Full-time
Category Other-General
Posted June 01, 2026
Elevate healthcare experiences as a Senior Machine Learning Engineer at League, specializing in small language models. Engage in R&D and drive innovation in applied AI systems and model development.
In this role with League, you will focus on advancing small language model capabilities within the healthcare sector. The position blends research with engineering, emphasizing system design and experimental prototyping. Collaborate with various teams to implement AI solutions that improve health outcomes.
Key Responsibilities:
• Develop experiments for SLM fine-tuning and optimization
• Prototype innovative solutions to model efficiency challenges
• Build applied systems connecting models and data pipelines
• Conduct evaluations for accuracy and safety of models
• Document best practices for model building and evaluation
Requirements:
• Over 5 years of experience in applied ML/AI engineering
• Proven ability to launch LLMs and SLMs into production
• Experti...

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