(USA) Staff, Data Scientist
Data Science
Sunnyvale, CA, USA
USD 143k-286k / year + Equity
Posted on Jun 23, 2026
Position Summary...
What you'll do...
Walmart Marketplace Walmart Marketplace is a key part of e-commerce at Walmart. It is a gateway for Third-Party Sellers to manage their operations, such as onboarding, catalogs, order fulfillment, global opportunities, and return & refund management. We are responsible for providing the best in-class marketplace experience for our sellers and customers through the design, development, and operations of highly scalable systems. We interact with multiple teams within the company to develop scalable, robust technical solutions. The data scientist role will be part of the data science team and will play a key role working along with others within the Marketplace engineering organization, product managers and business stakeholders to build Machine Learning products. More about Marketplace: https://marketplace.walmart.com/ Position Responsibilities As a Staff Data Scientist for Walmart, you’ll have the opportunity to- Research and implement state-of-the-art machine learning techniques, including deep learning, reinforcement learning, and NLP.
- Collaborate cross-functionally with stakeholders to align AI solutions with Walmart’s business objectives.
- Design and optimize ML pipelines, ensuring scalability, efficiency, and real-time processing capabilities.
- Build and deploy end-to-end models, balancing accuracy, computational efficiency, and business impact.
- Explore and integrate the latest AI advancements, ensuring Walmart remains a leader in AI-driven delivery solutions.
- Prior experience in Supply Chain Data Science would be preferable
- Hands on experience in Network optimization would be an added advantage
- Hands on experience in distributed computing framework like Spark is mandatory
- Very good knowledge of the foundations of machine learning and statistics
- Experience in machine learning, supervised and unsupervised and deep learning.
- Experience in analyzing the complex problems and translate it into data science algorithms
- Experience with big data analytics - identifying trends, patterns, and outliers in large volumes of data
- Strong Experience in Python with excellent knowledge of Data Structures
- Strong Experience with big data platforms – Hadoop (Hive, Pig, Map Reduce, Scala, Spark)
- Hands on experience with Git
- Experience with SQL and relational databases, data warehouse
- Ph.D. or equivalent advanced degree in Computer Science, Statistics, Operations Research, Economics, or a related field.
- Extensive experience in machine learning, reinforcement learning, GenAI, LLMs, and NLP.
- 5+ Years of experience of deploying ML models in production, preferably in high-scale environments.
- Strong programming skills in Python, Java, C, or C++.
- Experience with large-scale data systems (Spark/Hive) and cloud computing (GCP/Azure).
- Ability to drive projects from conception to production in a fast-paced, dynamic environment.
- Excellent communication and leadership skills, with the ability to influence and inspire cross-functional teams.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to a specific plan or program terms.
For information about benefits and eligibility, see One.Walmart.
The annual salary range for this position is $143,000.00 - $286,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
- Stock
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Minimum Qualifications...
Outlined below are the required minimum qualifications for this position. If none are listed, there are no minimum qualifications.
Option 1: Bachelors degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 4 years' experience in an analytics related field. Option 2: Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 2 years' experience in an analytics related field. Option 3: 6 years' experience in an analytics or related fieldPreferred Qualifications...
Outlined below are the optional preferred qualifications for this position. If none are listed, there are no preferred qualifications.
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), We value candidates with a 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. The ideal candidate would have 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.