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Walmart

Sells groceries and essentials in stores and online

Data Scientist 3

Data ScienceConfirmed live in the last 24 hours
Full-timeLos Angeles, CA, USA$108k - $216k /yrIn-person

About the Job

Requirements

  • A Master's degree or equivalent in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, Data Science, or a related field; or a Bachelor's degree or equivalent in one of those fields and two years of experience in an analytics or related field.
  • Experience coding in an object-oriented programming language, specifically Python, and building product proofs of concept, including machine-learning-based solutions and feature engineering.
  • Experience with SQL development, including crafting extract, transform, and load processes and using complex queries, temporary tables, window functions, and user-defined functions.
  • Experience visualizing data using business intelligence tools and visualization libraries.
  • Experience with distributed computing frameworks and large-scale data processing.
  • Experience with version-control tools to build robust scripts that are easier to debug and track.
  • Experience with cloud environments, specifically Azure Machine Learning.
  • Experience with exploratory data analysis, cohort analysis, and causal-inference methods.
  • Experience helping cross-functional teams develop a platform from prototyping to production.
  • The employer will accept any amount of experience with the required skills.

Responsibilities

  • Present data insights and recommendations to key stakeholders by developing insights based on data analysis, applying analytical results to project goals, identifying trends and key insights, translating results into business actions, and presenting recommendations.
  • Improve data science and analytics processes by developing replicable solutions, building and maintaining a library of reusable algorithms, documenting code, and coaching and mentoring analysts across the division and project teams.
  • Develop analytical models by gathering data from internal and external sources, evaluating data usability, synthesizing large datasets, developing statistical models and computational algorithms, and using the analytics project lifecycle to drive predictive modeling.
  • Code, test, and maintain analytical software tools; identify trends, patterns, and discrepancies in data; train statistical models for replication in future projects; and present insights and recommendations.
  • Participate in large data analytics project teams by working with project teams and business partners to determine goals, developing contingency plans for data analysis, determining modeling based on business needs, directing data analysis, gathering data and developing reports, using business knowledge to ensure data supports goals, analyzing identified variables, reviewing results for accuracy, and communicating results and insights.

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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