Senior, Data Scientist | Personalization | Sunnyvale

Walmart•Sunnyvale, CA

1d•Onsite

About The Position

Walmart Global Tech is seeking a seasoned Senior Data Scientist for their Personalization team in Sunnyvale. This role will support Personalization and Recommendation development efforts within the eCommerce team, exploring large-scale eCommerce data to build DS/ML models that enhance customer shopping experiences. The Personalization team collaborates closely with US stores and eCommerce business units to improve customer service through technological innovation, empowering team members, stores, and merchants. Walmart U.S. offers a vast selection across various categories, valued by customers whether they shop online, via mobile apps, or in-store. Key focus areas include customers, stores, employees, in-store service, merchant tools, merchant data science, and search and personalization. At Walmart Global Tech, the team of software engineers, data scientists, cybersecurity experts, and service professionals aims to make a significant impact, driving the next retail disruption. The company is people-led and tech-empowered, investing in future skillsets and fostering a culture of collaboration and innovation on its campuses to deepen understanding and develop associates.

Requirements

Master's degree or Ph.D in Data Science, Computer Science or related fields with practical experience.
Expertise in machine learning, statistics, personalization and item recommendation algorithms.
Experience in data science and building and evaluating large scale machine learning & deep learning models.
Experience in designing and deploying highly scalable Recommenders Systems for e-commerce.
Curiosity in state-of-the-art techniques in recommendation related areas.
Exceptional business acumen and problem-solving skills, a demonstrated ability to prototype and implement complex AI solutions.
Outstanding communication, leadership, and written skills.
Option 1- Bachelor’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 3 years' experience in an analytics related field.
Option 2- Master’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 1 years' experience in an analytics related field.
Option 3 - 5 years' experience in an analytics or related field.

Nice To Haves

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 (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 joining us as we continue to create accessible products and services following Walmart’s accessibility standards and guidelines for supporting an inclusive culture.

Responsibilities

Develop state of the art techniques in machine learning, personalization and recommendation systems.
Design, implement and own the state-of-the-art machine learning approaches including deep learning, reinforcement learning, and computer vision, representation learning, graph model, agentic applications and workflow, ranking models.
Work with other tech leads on top-down or bottom-up initiatives and priorities.
Develop data models based on new data insights.
Design, architect and iterate on data models.
Iterate, challenge, and accelerate best practices in personalization and item recommendations.

Benefits

Incentive awards for performance.
401(k) match.
Stock purchase plan.
Paid maternity and parental leave.
PTO (Paid Time Off) including sick leave, vacation, and holidays.
Multiple health plans (medical, vision, and dental coverage).
Performance-based bonus awards.
Company-paid life insurance.
Family care leave.
Bereavement.
Jury duty.
Voting leave.
Short-term and long-term disability.
Company discounts.
Military Leave Pay.
Adoption and surrogacy expense reimbursement.
Live Better U (Walmart-paid education benefit program for full-time and part-time associates, covering high school completion to bachelor's degrees, English Language Learning, and short-form certificates; tuition, books, and fees are completely paid for by Walmart).