Senior, Data Scientist

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$/yr - $/yr

The Revenue and Marketing Data Science Team at Walmart Global Tech is dedicated to incubating and developing data‑driven, ML/AI solutions that help Walmart, suppliers, sellers, creators and influencers connect with followers and customers through Marketing, Advertising and Social Commerce to reimagine discovery, storytelling, and personalization n us to shape the future of AI‑driven social commerce initiatives to directly make an impact on business objectives and set trends in bridging influencer and social platforms with retail and ecommerce redefining inspirational shopping journeys.

• Develop and apply state‑of‑the‑art deep learning based generative models and multi‑modal models such as text generation, image generation, video generation and capturing multimodal data relationships.
• Proficient in evaluating trade‑offs between open source versus Cloud APIs for multimodal Gen AI in terms of performance and cost efficiencies.
• Work with large scale data and curate in‑house domain datasets from scratch.
• Collaborate with Engineering teams to define interfaces, understand and resolve dependencies.
• Standardize and build scalable and highly available systems that follow operational best practices.
• Develop visuals and reports to efficiently communicate model results and insights to business teams.
• Maintain world‑class academic credentials through patent applications, publications, conference presentations, and external collaboration and service to the research community.

• Expertise in working with deep‑learning based generative/multi‑modal models or similar research experience with deep‑learning/AI.
• Experience with multimodal Generative Models for Text, Image, Audio, and Video generation.
• Experience in VLMs for Image classification, object detection, scene/semantic segmentation, keypoint detection, CLIP/similar for similarity.
• Experience in models for multimodal synthetic data generation.
• Experience with large deep‑learning model fine‑tuning and deployment.
• Experience with prompt engineering and agentic AI design.
• Solid understanding of Python and expertise in working with data science packages (Num Py, Pandas, PyTorch, etc.).
• Advanced degree in computer science, statistics, data science, mathematics or related discipline;
  Ph.D. is a plus.
• Publications in top ML/AI/NLP conferences are a plus.
• Proficiency in Java, Python, Bash, PyTorch, Big Query, SQL, distributed training and inference frameworks, GPU MLOps and CI/CD, FAISS, vector store, agent SDKs.

• 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans.
• Incentive awards, performance‑based bonuses.

Walmart, Inc. is an Equal Opportunity Employer – By Choice. We believe we are best equipped to help our associates, customers and the communities we serve live better when we really know them. That means understanding, respecting and valuing unique styles, experiences, identities, ideas and opinions – while being inclusive of all people.

• 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, Operations Research, Statistics, Applied Mathematics, Econometrics.
• Successful completion of assessments in Python, Spark, Scala, or R.
• Knowledge of open source frameworks (scikit‑learn, Tensor Flow, PyTorch).
• Experience with inclusive digital experiences, accessibility best practices, WCAG 2.2 AA standards.

1345 Crossman Ave, Sunnyvale, CA 94089‑1114, United States of America