Senior Data Scientist with Python Focus

LexisNexis · toronto, on, Canada

Location
toronto
Job Type
Full-time
Posted
May 31, 2026

Job Description

Advance your career at LexisNexis as a Senior Data Scientist specializing in Retrieval-Augmented Generation (RAG) with Python skills. Drive the creation of cutting-edge AI solutions in a flexible, remote work environment.

You will engage in AI model implementation, optimization, and research within this crucial role. A strong background in Python and RAG is essential for deriving effective outcomes through prompt engineering. Collaborating with teams, you will integrate AI into current systems effectively.

Key Responsibilities: • Evaluate AI models with a focus on RAG • Engineer prompts to achieve targeted results • Work with teams to integrate AI solutions • Fine-tune RAG models for efficiency and scalability • Maintain documentation for AI processes and workflows

Requirements: • Proven experience as a Senior Data Scientist • Deep understanding of Python programming • Expertise in RAG models and prompt engineering • Familiarity with other machine learning to...

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