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Walmart

Sells groceries and essentials in stores and online

Data Science Intern

Data ScienceConfirmed live in the last 24 hours
Internship · Summer 2027

About the Job

Requirements

  • Must currently be enrolled in a Master's degree program.
  • Must have 0–1 years of relevant full-time experience; internship and research-based roles are excluded from this experience count.

Responsibilities

  • Identify and help design solutions to business problems using machine learning and other advanced algorithms.
  • Own delivery of the assigned portion of the broader team project.
  • Help define measurement and implementation plans to unlock business value.
  • Translate problems into algorithmic solutions.
  • Build expertise in the domain area to identify problem boundaries and help design solutions.
  • Work with product and data experts to explore datasets and identify those most appropriate for the solution.
  • Build data quality checks to ensure the integrity of data pipelines used in the solution.
  • Develop the technical solution, learning requirements and best practices from the team.
  • Use exploratory data analysis techniques to understand data.
  • Define and engineer features, build and evaluate simple models, and add modeling complexity as needed.
  • Drive measurement of the solution.
  • Support model fit testing and statistical inference to evaluate performance.
  • Assess the impact of variables and features on inference results and business outcomes.
  • Write production-ready analytical models and data pipelines.
  • Gain production support experience and use those skills for evaluations, tracking, and alerting of key performance indicators.
  • Develop code according to project requirements in the recommended language.
  • Modify and enhance code based on code reviews.
  • Implement unit tests, integration tests, and code quality checks to ensure quality deployments.
  • Create visualizations for key datasets and models to highlight contributions to the project and team.
  • Present ideas to collaborators using appropriate graphing libraries and business intelligence tools.
  • Develop insights about model health, data quality, and business processes to meet customer needs.

About the Company

Walmart

Sells groceries and essentials in stores and online

Walmart sells groceries, household essentials, clothing, and electronics through stores and online marketplaces for consumers around the world. Its everyday low price model combines large purchasing volumes with distribution networks that move goods to stores and customer homes. Shoppers can browse online, collect orders at a nearby store, or request delivery, while third-party merchants use its marketplace and fulfillment services to reach customers. The group earns revenue from merchandise sales, memberships, advertising, and services, and also operates pharmacies, optical centers, and digital payments businesses. Walmart opened its first discount store in 1962 and is headquartered in Bentonville, Arkansas.

Company size
10,001+
Company stage
IPO
Headquarters
Bentonville, AR
Founded
1962

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