Location
toronto
Job Type
Full-time
Posted
May 25, 2026
Job Description
Elevate your career as a Senior Data Scientist II at LexisNexis, focusing on Retrieval-Augmented Generation and Python programming. This remote opportunity emphasizes AI innovation and collaboration.
We are looking for a seasoned professional with a robust background in AI and machine learning, particularly in Retrieval-Augmented Generation (RAG) models. You will engage in prompt engineering, optimize RAG models, and conduct research to enhance AI solutions. Your Python expertise will play a pivotal role in implementing efficient code while collaborating with cross-functional teams.
Key Responsibilities:
• Test and evaluate RAG AI models for performance
• Engineer and test prompts for optimized outcomes
• Collaborate with teams to integrate AI solutions
• Optimize RAG models for scalability and cost
• Document AI models, processes, and workflows
Requirements:
• Proven experience as a Senior Data Scientist II
• Strong proficiency in Python and RAG models
We are looking for a seasoned professional with a robust background in AI and machine learning, particularly in Retrieval-Augmented Generation (RAG) models. You will engage in prompt engineering, optimize RAG models, and conduct research to enhance AI solutions. Your Python expertise will play a pivotal role in implementing efficient code while collaborating with cross-functional teams.
Key Responsibilities:
• Test and evaluate RAG AI models for performance
• Engineer and test prompts for optimized outcomes
• Collaborate with teams to integrate AI solutions
• Optimize RAG models for scalability and cost
• Document AI models, processes, and workflows
Requirements:
• Proven experience as a Senior Data Scientist II
• Strong proficiency in Python and RAG models
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