Senior Data Scientist focusing on ML systems for Walmart's Trust and Safety. Collaborating on compliance models and overseeing the full model lifecycle.
About the role
- Senior Data Scientist leveraging technology and analytics to deepen customer loyalty at Walmart. Leading initiatives focused on customer behavior and translating insights into actionable strategies.
Responsibilities
- Lead and execute advanced analytics for Walmart’s High Valua Habits initiatives, focusing on deepening customer loyalty and retention through data-driven strategic planning.
- Proactively identify opportunities for business growth by mining customer data and translating these findings into a prioritized research and analytics roadmap.
- Design, build, and deploy sophisticated quantitative frameworks (causal inference, propensity models, cohort analyses) that move beyond correlation to establish cause-and-effect in customer behavior.
- Lead project teams that include Data Engineering, Product, Marketing, Strategy and Finance to ensure data-driven insights are integrated into the product roadmap and financial forecasts.
- Implementing and scaling best practices, including writing/reviewing User Defined Functions (UDFs) to standardize complex business logic and advocating for reproducible research practices in R.
Requirements
- BA/BS in Mathematics, Statistics, Computer Science, Economics, or related field with 3-5+ years of experience in Data Science/Analytics; OR a Master’s degree with 2-3+ years of experience; OR a PhD with 2+ years of experience.
- Mastery of SQL (BigQuery/Hive preferred).
- Expert proficiency in R or Python for statistical modeling, simulation, and data visualization (e.g., Tidyverse, ggplot2, Shiny for R; pandas, scikit-learn, statsmodels for Python).
- Proven ability to write production-grade, reproducible code.
- Deep proficiency in cohort analyses, clickstream data, and customer metrics.
- Proven track record of leveraging high-volume web/app event data to drive customer growth and inform product or marketing strategy.
- Extensive experience in experimental design and observational causal methodologies (e.g., Propensity Score Matching, Difference-in-Differences, Synthetic Control).
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 (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.
- Live Better U is a Walmart-paid education benefit program for full-time and part-time associates in Walmart and Sam's Club facilities, covering tuition, books, and fees.
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