Senior Data Scientist

Job Description

Position Summary

Walmart Global Tech is seeking a Senior Data Scientist to join our team in Sunnyvale/Bellevue. In this role, you will tackle challenging problems using Machine Learning and Deep Learning techniques to create immediate business impact. As a Senior Data Scientist, you will be instrumental in shaping and delivering on the MINT data sciences charter.

Responsibilities

Analytical Modeling: Engage in feature relevance and selection, exploratory data analysis, and apply advanced statistical methods and modeling techniques such as graphical models, Bayesian inference, NLP, Computer Vision, neural networks, SVM, and Random Forest.
Deep Learning: Fine-tune Large Language Models and Vision Models, and apply model compression methods like distillation and quantization.
Model Assessment & Validation: Conduct model fit testing, tuning, and validation using techniques like Chi square, ROC curve, and root mean square error.
Model Deployment & Scaling: Understand the impact of variables and features on model performance and manage model storage formats.
Data Visualization: Create graphical representations of data and model outcomes, and design data representations for simple data sets.

What You'll Bring

A Master's Degree with over 4 years of relevant experience or a PhD with over 2 years of relevant experience in Computer Science, Statistics, Information Technology, Operations Research, or a related field.
Proficiency in Python and hands-on experience with Large Language Models, Generative AI, NLP, Machine Learning, and Deep Learning techniques.
Experience with open-source frameworks and packages like scikit-learn, Numpy, Pandas, matplotlib, and Pytorch/Tensorflow.
Knowledge of experimental design and A/B testing.

About Walmart Global Tech

At Walmart Global Tech, we innovate to make life easier for millions of people. Our team of software engineers, data scientists, and service professionals are at the forefront of retail disruption. We offer a hybrid work environment that combines in-office and virtual work to enhance collaboration and flexibility.

Benefits

Competitive pay with performance-based bonuses.
Comprehensive health benefits including medical, vision, and dental coverage.
Financial benefits such as 401(k) match, stock purchase plan, and company-paid life insurance.
Paid time off benefits including PTO, parental leave, and more.
Additional perks like company discounts, Military Leave Pay, and adoption and surrogacy expense reimbursement.

Equal Opportunity Employer

Walmart, Inc. is an Equal Opportunity Employer. We value diversity and are committed to creating an inclusive environment for all employees.

Join us at Walmart Global Tech and be part of a team that is redefining the future of retail.

Benefits
Extracted with AI

401(k)
Stock purchase plan
Paid maternity and parental leave
PTO
Multiple health plans
Incentive awards
Company-paid life insurance
Short-term and long-term disability
Company discounts
Military Leave Pay
Adoption and surrogacy expense reimbursement

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Job Description

Position Summary

Responsibilities

What You'll Bring

About Walmart Global Tech

Benefits

Equal Opportunity Employer

Benefits Extracted with AI

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