Senior Data Scientist III

September 5, 2025

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Job Description

Description

Responsibilities

  • Working closely with other data scientists and engineers to design, develop, and deploy AI solutions.

  • Leading the development of advanced AI and machine learning models to solve complex business problems.

  • Analyzing large datasets to identify patterns and trends that can inform AI development.

  • Collaborating with cross-functional teams to ensure AI solutions are aligned with business goals and customer needs.

  • Leading the automation and lifecycle management of sophisticated data systems.

  • Mentoring junior data scientists and providing guidance on AI and machine learning best practices.

  • Designing APIs for disseminating data science outputs to various business units.

  • Overseeing the scaling of production systems to meet growing demands.

Requirements

  • Possess an advanced or Master’s education in Computer Science, Mathematics, Statistics, or a related field.

  • Have experience working directly with large language models and transformer-based architectures including BERT, RoBERTa, T5, etc.

  • Be proficient in working with big data technologies and tools like Hadoop, Spark, or AWS.

  • Have experience and knowledge of applying LLMs including ChatGPT, GPT 3.5, Claude, Mistral, etc.

  • Be a natural problem solver, able to lead and mentor junior data scientists, and collaborate with cross-functional teams.

  • Demonstrate proficient experience with machine learning algorithms, including deep learning, gradient boosting, and random forests.

  • Possess advanced programming skills in Python, R, or other relevant languages for data analysis.

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Company

LexisNexis

Location

Quebec

Country

Canada

Salary

100.000

URL

https://en-ca.whatjobs.com/coopob__cpl___291_2616924__3337?utm_source=3337&utm_medium=feed&keyword=Senior-Data-Scientist&location=Quebec&geoID=4684