Principal, Data Scientist (Marketplace Risk)

Walmart Connect Canada
Bellevue, WA
Category Operations
Job Description
Role Overview

The Principal Data Scientist will lead the development and deployment of advanced machine learning models and machine learning solutions to address complex business challenges. This role requires expertise in end-to-end model development lifecycle from data to features to modelling to deployment.

What You Will Do

Develop, test, and deploy advanced machine learning models and data-driven solutions aligned with business requirements. Analyze complex business problems to identify root causes and recommend effective technology-focused approaches.

Why It Might Be a Fit

The successful candidate will drive innovation by applying cutting-edge techniques and delivering measurable business impact while maintaining high standards of integrity and operational excellence.

Requirements

  • PhD in Computer Science or related field and 10 years of relevant data science experience or master's degree in related field and 12 years of relevant data science experience.
  • Demonstrable experience of architecting large scale ML systems.
  • Deep knowledge of and extensive experience in machine learning algorithms, deep learning, and reinforcement learning to develop advanced analytical models.
  • Proven experience working with state-of-the-art agentic, Gen AI, supervised and unsupervised machine learning algorithms on real-world problems, preferably in ecommerce domain.
  • Proficiency in Python programming and AWS SageMaker for scalable model development and deployment.
  • Strong knowledge of statistical analysis and exploratory data analysis techniques to interpret complex data sets.
  • Ability to translate business requirements into data-driven strategies and measurable outcomes.
  • Expertise in data source identification, quality assessment, and data ecosystem management.
  • Proven leadership skills in mentoring and guiding technical teams toward innovative solutions.
  • Effective communication skills to present insights and influence stakeholders.

Benefits

  • Incentive awards for performance
  • 401(k) match
  • Stock purchase plan
  • Paid maternity and parental leave
  • PTO
  • Multiple health plans
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