(USA) Staff, Data Scientist

Walmart • Sunnyvale, CA

9d • $143,000 - $286,000 • Onsite

About The Position

As a Staff Data Scientist at Walmart, you will leverage advanced analytical techniques and machine learning to transform complex data into actionable business insights. This role requires expertise in data strategy, model development, and visualization to support decision-making across multiple domains. You will collaborate with cross-functional teams to identify data sources, validate models, and deploy scalable solutions that drive business value. Your contributions will enhance data-driven strategies, ensuring accuracy, robustness, and alignment with organizational goals while mentoring team members and promoting continuous improvement. Our team develops and enhances the Search, Personalization, and Advertising Data Science platforms that support digital shopping experiences at Walmart and Sam’s Club. We create advanced machine learning and AI-driven algorithms to help millions of customers find relevant products, receive tailored recommendations, and engage with sponsored content throughout their shopping journey. Leveraging expertise in predictive analytics, data strategy, and natural language processing, the team continuously innovates to deliver impactful data solutions that improve customer engagement and drive business value across multiple digital channels.

Requirements

• Strong expertise in predictive analytics, machine learning algorithms, and applied mathematics to develop and validate advanced models.
• Proficiency in Python programming and data visualization tools such as Matplotlib, Plotly, Tableau, or PowerBI for effective data representation.
• Experience with data strategy, including data quality assessment, data governance, and identifying suitable data sources across SQL and NoSQL systems.
• Knowledge of natural language processing, deep learning, and MLOps to deploy and scale machine learning models efficiently.
• Ability to translate complex business problems into data-driven solutions and communicate insights clearly to stakeholders.
• Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 4 years' experience in an analytics related field.
• Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 2 years' experience in an analytics related field.
• 6 years' experience in an analytics or related field

Nice To Haves

• Data science, machine learning, optimization models
• PhD in Machine Learning, Computer Science, Information Technology, Operations Research, Statistics, Applied Mathematics, Econometrics
• Successful completion of one or more assessments in Python, Spark, Scala, or R
• Using open source frameworks (for example, scikit learn, tensorflow, torch)
• Background in creating inclusive digital experiences, demonstrating knowledge in implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.
• Knowledge of accessibility best practices and join us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.

Responsibilities

• Identify and source relevant data from multiple business domains, ensuring data quality and suitability for analysis.
• Develop and implement data strategies aligned with business objectives to unlock value from data assets.
• Build, assess, and validate predictive models using advanced statistical and machine learning techniques.
• Create clear, insightful data visualizations to communicate findings effectively to stakeholders.
• Translate complex business problems into data-driven solutions and actionable insights.
• Collaborate with cross-functional teams to deploy and scale models in production environments.
• Mentor junior associates on analytical methods, coding best practices, and data storytelling.

Benefits

• 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, parental leave, family care leave, bereavement, jury duty, and voting. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes.
• short-term and long-term disability, company discounts, Military Leave Pay, adoption and surrogacy expense reimbursement
• Live Better U is a company 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.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior