Data Classification Associate Jobs in Union City, CA

Position Summary... What you'll do...Role summary:
As a Senior Data Scientist at Walmart, you will leverage advanced analytical techniques and domain expertise to identify, develop, and deploy data-driven solutions that support strategic business objectives. This role focuses on scaling and optimizing GPU infrastructure for model training, conducting performance benchmarking, and deploying generative LLM models for online inference. You will collaborate across functions to translate complex business challenges into innovative data strategies, mentor team members, and uphold high standards of integrity and excellence. Your expertise will drive impactful decisions that enhance operational efficiency and customer value within a dynamic, data-centric environment.
About the team:
The team develops a foundation model tailored for Walmart’s e-commerce platform, analyzing billions of user interactions to create deep representations of users, items, and queries. This supports scalable search, advertising, and personalization solutions. Members apply expertise in data science, machine learning, and Python programming to optimize model performance and deployment. The group emphasizes rigorous data quality, advanced analytics, and effective visualization to deliver actionable insights. Collaboration across functions ensures alignment with business goals, driving innovation and continuous improvement in data-driven decision-making within a dynamic technology environment.
What you'll do:

• Identify and source relevant data from multiple business domains, ensuring data quality and suitability for analysis.
• Develop, test, and deploy advanced analytical models using programming languages such as Python and SQL.
• Benchmark profiling tools to analyze and optimize GPU utilization and training throughput for machine learning workloads
• Implement distributed inference techniques for large-scale LLM deployments using VLLM
• Perform exploratory data analysis and feature engineering to enhance model accuracy and business insights.
• Collaborate with stakeholders to translate business requirements into data-driven solutions and actionable recommendations.
• Support scalability and sustainability of models in production environments through MLOps best practices.

What you'll bring:

• Extensive experience in data science and advanced analytical modeling techniques, including machine learning and statistical methods.
• Proficiency in programming languages such as Python and SQL for code development, testing, and model deployment.
• Experience with distributed training techniques, data parallelism, model parallelism, and frameworks like Horovod, DeepSpeed, or PyTorch Distributed.
• Familiarity with building and maintaining APIs for model inference, scalable microservices design, and infrastructure tooling.
• Strong knowledge of data visualization tools and best practices to effectively communicate insights to stakeholders.
• Expertise in data source identification, data quality assessment, and data strategy aligned with business objectives.
• Experience mentoring associates and collaborating cross-functionally to deliver data-driven business solutions.

At Walmart, we offer competitive pay as well as performance-based bonus awards and other great benefits for a happier mind, body, and wallet. 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. You will also receive PTO and/or PPTO that can be used for vacation, sick leave, holidays, or other purposes. The amount you receive depends on your job classification and length of employment. It will meet or exceed the requirements of paid sick leave laws, where applicable. For information about PTO, see https://one.walmart.com/notices. Live Better U is a Walmart-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.
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 $117,000.00 - $234,000.00 Additional compensation includes annual or quarterly performance bonuses. Additional compensation for certain positions may also include :
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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- 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.
As permitted by applicable law, provide evidence of full vaccination as defined by CDC guidelines OR secure approval of medical or religious accommodation for the vaccination mandate. Preferred 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, 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), 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. Primary Location... 1345 Crossman Ave, Sunnyvale, CA 94089-1114, United States of America Walmart and its subsidiaries are 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.