Senior, Data Scientist | Sunnyvale/Bellevue

Position SummaryWalmart Global Tech is looking to hire a Senior Data Scientist for our Sunnyvale/Bellevue location. You would be working on challenging problems leveraging Machine Learning and Deep Learning Techniques to generate tangible and immediate business impact. As a Senior Data Scientist for Walmart Labs, you'll be required to shape and deliver on the MINT data sciences charter.Are you a technically strong and high performing individual with experience in machine learning and deep learning, excellent communication skills, proven analytical skills and strong customer focus? Do you stay updated with latest research and technology ideas and have a passion to utilize innovative ways to solve problems? Are you a good storyteller and able to simply articulate the intricacies of your models as well as explain your results clearly to stakeholders?About Team: Market Intelligence (MINT)The Market Intelligence (MINT) team at Walmart Labs delivers on the promise of EDLP (Every Day Low Prices) to our customers. It is focused on generating actionable insights for pricing, assortment, and marketing optimization for stores and e-commerce business across geographies leveraging market intelligence. Our systems are built leveraging cutting edge open-source technologies.What You'll DoAnalytical Modeling: Feature relevance and selection, exploratory data analysis methods and techniques, advanced statistical methods and best-practice advanced modelling techniques (e.g., graphical models, Bayesian inference, NLP, Computer Vision, neural networks, SVM, Random Forest, etc.)Deep Learning: Experience in fine-tuning Large Language Models and Vision Models, experience with model compression methods like distillation and quantization and related inference optimization methods.Model Assessment & Validation: Model fit testing, tuning, and validation techniques (e.g., Chi square, ROC curve, root mean square error, etc.). Impact of variables and features on model performance.Model Deployment & Scaling: Understanding of servers, model formats to store models.Data Visualization: Generates appropriate graphical representations of data and model outcomes under guidance. Supports the understanding of customer requirements and designs data representations for simple data sets. Presents to and influences the team using the appropriate frameworks and conveys messages through basic business understanding.What You'll BringMaster's Degree with > 4+ years of relevant experience OR PhD with > 2+ years of relevant experience in Computer Science, Statistics, Information Technology, Operations Research, or a related fieldProficiency in Python.Hands-on experience in Large Language Models, Generative AI, NLP, Machine Learning, and Deep Learning techniques.Experience in open-source frameworks and packages like scikit-learn, Numpy, Pandas, matplotlib, and Pytorch/Tensorflow.Knowledge of experimental design and A/B testing.Minimum QualificationsOutlined below are the required minimum qualifications for this position: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 of experience in an analytics related field.5 years of 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 QualificationsOutlined below are the optional preferred qualifications for this position: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).Knowledge of accessibility best practices and implementing Web Content Accessibility Guidelines (WCAG) 2.2 AA standards.Primary Location640 W California Avenue, Sunnyvale, CA 94086-4828, United States of America

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