(usa) Senior, Data Scientist

Walmart Walmart · Retail · SUNNYVALE TECH CORNERS BLDG 6 CA SUNNYVALE

Senior Data Scientist at Walmart focused on developing and deploying AI-driven personalization solutions for Sam's Club, including Next Best Action models, recommendation systems, and churn prediction. The role leverages LLMs and agentic AI to enhance customer experiences and improve recommendation quality. Responsibilities include data sourcing, model development, validation, deployment, and collaboration with cross-functional teams.

What you'd actually do

  1. Identify and source relevant data from various business domains and databases, ensuring data quality and suitability for analysis.
  2. Develop, test, and deploy advanced analytical models using programming languages such as Python and SQL to solve complex business problems.
  3. Perform exploratory data analysis, feature engineering, and model validation to optimize predictive accuracy and robustness.
  4. Create clear, insightful data visualizations and reports to communicate findings effectively to stakeholders.
  5. Collaborate with cross-functional teams to align data strategies with business objectives and support scalable model deployment.

Skills

Required

  • Python
  • SQL
  • Data Science
  • Machine Learning
  • Advanced Analytical Modeling
  • Data Visualization
  • Data Source Identification
  • Data Quality Assessment
  • Data Strategy Implementation
  • Model Development
  • Model Testing
  • Model Validation
  • Model Deployment
  • Business Domain Understanding

Nice to have

  • LLM
  • Deep Learning Frameworks
  • Spark
  • Scala
  • R

What the JD emphasized

  • scalable models
  • scalable model deployment

Other signals

  • Personalization
  • Recommendation Systems
  • LLMs
  • Agentic AI