Senior, Data Scientist

Position Summary

Join Walmart as a Senior, Data Scientist – Supply Chain Workforce Optimization, where your work supports over 295 million global customers each week. As part of the Supply Chain Finance team, you will lead the evolution of the Supply Chain Labor Optimization (SCLO) platform—an enterprise-scale analytics and optimization system that processes millions of records daily to optimize labor allocation across fulfillment and distribution centers.

This is a strategic, hands‑on technical leadership role offering ownership, autonomy, and cross‑functional impact.

The Data Science team within Supply Chain Finance develops scalable data and optimization platforms that enhance operational efficiency across Walmart’s supply chain. Collaborating closely with engineering, operations, and finance partners, the team delivers enterprise‑grade analytics solutions to improve labor planning, workforce optimization, and fulfillment performance. This role contributes significantly to defining the technical direction and ensuring the long‑term scalability of the SCLO platform, supporting data‑driven decision‑making and continuous improvement across the supply chain network.

• Lead the technical evolution of the SCLO platform, designing scalable data models and analytics infrastructure to support large‑scale optimization and high‑volume operational data.
• Develop and maintain microservices (Python/​FastAPI and Java/Spring Boot), REST and GraphQL APIs, and optimization engines using modern software engineering best practices.
• Partner cross‑functionally to translate business needs into scalable technical solutions and serve as a subject‑matter expert on platform architecture and analytics infrastructure.
• Extend optimization capabilities to new operational domains while ensuring reliability, performance, and production readiness.
• Drive continuous improvement through emerging technologies, workflow automation, CI/CD enhancements, and production monitoring.

• Strong experience building and maintaining production‑grade data pipelines and optimizing complex SQL queries at scale within cloud data warehouses (Big Query, Snowflake, Redshift, etc.).
• Proficiency in Python with experience in FastAPI (or similar frameworks), plus familiarity with Java/Spring Boot and microservices‑based architectures.
• Experience designing and supporting REST and GraphQL APIs, including federated/supergraph architectures, within distributed systems environments.
• Hands‑on experience with Google Cloud Platform (Big Query, Cloud Storage, Cloud Run/Kubernetes, IAM) and workflow orchestration, CI/CD pipelines, and monitoring tools.
• Strong stakeholder communication skills with a customer‑obsessed, analytical, and solution‑oriented mindset.

• Bachelor’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 3 years’ experience in an analytics‑related field.
• Master’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 1 year’s experience in an analytics‑related field.
• 5 years’ experience in analytics or related field.

• Data science, machine learning, optimization models, Master’s degree 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 (e.g., scikit‑learn, Tensor Flow, Torch).
• Background in creating inclusive digital experiences, knowledge of WCAG 2.2 AA standards, assistive technologies, and integrating digital accessibility seamlessly.

805 Respect, Bentonville, AR 72716, United States of America

Walmart is committed to maintaining a drug‑free workplace and has a no‑tolerance policy regarding the use of illegal drugs and alcohol on the job. This policy applies to all employees and aims to create a safe and productive work environment.

• Discount Card – 10% off on most regular‑priced items and fresh produce in‑store and selected items at  (eligible after 90 days of employment).
• Live Better U – 100% covered tuition and books; offers 60+ programs for associates to pursue their dreams.
• Medical, dental, vision, and wellness programs for you and your family.
• Access to mental health resources and assistance programs.
• Training, leadership programs, and clear paths to advance.

By joining Walmart, you’ll have access to a global platform and opportunities to grow your career alongside a community that values innovation and inclusion.