Senior, Data Scientist

Position: (USA) Senior, Data Scientist
Position Summary...

What you'll do...

Role summary:

Join Walmart as a Senior Data Scientist and leverage your expertise in data science, machine learning, and advanced analytics to drive impactful business solutions. You will identify and source relevant data, develop and validate predictive models, and deploy scalable analytical solutions that support strategic decision-making. Collaborating across functions, you will translate complex business challenges into data-driven insights, mentor junior team members, and contribute to continuous improvement initiatives.

This role demands strong proficiency in programming, statistical methods, and data visualization to enhance Walmart's data ecosystem and deliver measurable value.

About the team:

The Applied AI Search & Personalization team develops advanced machine learning systems to enhance product discovery and deliver tailored shopping experiences. The team focuses on large-scale solutions including query understanding, retrieval, ranking, recommendations, personalization, and Generative AI. Combining cutting-edge AI research with robust engineering, the team addresses complex challenges at a global level, driving significant improvements in customer engagement, conversion rates, and business growth.

Members collaborate to innovate and implement scalable models that support Walmart's commitment to providing efficient and personalized services to customers worldwide.

What you'll do:

* Identify and source relevant data from multiple business domains, ensuring data quality and suitability for analysis.

* Develop, test, and deploy advanced analytical models using programming languages such as Python and SQL.

* Perform exploratory data analysis and feature engineering to enhance model accuracy and business insights.

* Collaborate with stakeholders to translate business requirements into data-driven solutions aligned with strategic goals.

* Create clear and impactful data visualizations to communicate findings and influence decision-making.

* Mentor junior team members on modeling techniques and best practices.

* Support scalability and sustainability of deployed models within production environments.

What you'll bring:

* Extensive experience in data science, including advanced statistical methods and predictive modeling.

* Proficiency in Python programming and data visualization tools such as Matplotlib, Plotly, or Tableau.

* Strong knowledge of machine learning techniques, feature engineering, and exploratory data analysis.

* Familiarity with big data technologies like Apache Spark and distributed data stores including SQL and No

SQL.

* Ability to develop, test, validate, and deploy scalable analytical models in production environments.

* Solid understanding of data quality standards, data governance, and business domain context.

* Excellent problem-solving skills with the ability to translate business requirements into data-driven solutions.

At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. Health benefits include medical, vision and dental coverage. Financial benefits include 401(k), stock purchase and company-paid life insurance. Paid time off benefits include PTO (including sick leave), parental leave, family care leave, bereavement, jury duty, and voting. Other benefits include short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement, and more.

You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see  Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities.

Programs range from high school completion to bachelor's degrees, including English Language Learning and short-form certificates. Tuition, books, and fees are completely paid for by Walmart.

Eligibility requirements apply to some…