AI / ML QA Engineer
toronto, on, Canada • Posted June 08, 2026
Job Type:
Full-time
Location:
toronto, on
Posted:
June 08, 2026
Category:
Engineering
Application Deadline:
July 18, 2026
Role Description
Contract Duration:
May 4, 2026 to November 4, 2026
Overview We are seeking an experienced AI / ML QA Engineer to support testing and validation of advanced machine learning and generative AI systems. This role focuses on ensuring model quality, reliability, and responsible AI practices across a range of applications including NLP, classification, recommendation systems, and large language models.
Key Responsibilities Functional and Model Testing
Design and execute test cases for AI and ML models including NLP, classification, recommendation, and generative AI systems
Validate outputs for accuracy, consistency, and expected behavior across diverse datasets and inputs
Perform regression testing following model updates, retraining cycles, or data changes
Prompt and LLM Testing
Develop and maintain prompt test libraries for LLM based features
Evaluate responses for relevance, tone, factual accuracy, and alignm...
May 4, 2026 to November 4, 2026
Overview We are seeking an experienced AI / ML QA Engineer to support testing and validation of advanced machine learning and generative AI systems. This role focuses on ensuring model quality, reliability, and responsible AI practices across a range of applications including NLP, classification, recommendation systems, and large language models.
Key Responsibilities Functional and Model Testing
Design and execute test cases for AI and ML models including NLP, classification, recommendation, and generative AI systems
Validate outputs for accuracy, consistency, and expected behavior across diverse datasets and inputs
Perform regression testing following model updates, retraining cycles, or data changes
Prompt and LLM Testing
Develop and maintain prompt test libraries for LLM based features
Evaluate responses for relevance, tone, factual accuracy, and alignm...
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