(USA) Principal, Data Scientist

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/ What You Will Do:

• Consult with business stakeholders regarding algorithm-based recommendations and be a thought leader to develop these into business actions.
• Closely partner with the Senior Manager and Director of Data Science to drive data science adoption in the domain.
• Guide data scientists, senior data scientists, and staff data scientists across multiple sub-domains to ensure on-time delivery of ML products.
• Drive efficiency across the domain in terms of DS and ML best practices, ML Ops practices, resource utilization, reusability, and multi-tenancy.
• Lead multiple complex ML products and guide senior tech leads in the domain in efficiently leading their products.
• Drive synergies across different products in terms of algorithmic innovation and sharing of best practices.
• Proactively identify complex business problems that can be solved using advanced ML, finding opportunities and gaps in the current business domain.
• Evaluate proposed business cases for projects and initiatives.
• Translate business requirements into strategies, initiatives, and projects, align them with business strategy and objectives, and drive the execution of deliverables.
• Set relevant deliverables based on established success criteria and define key metrics to measure progress and effectiveness of the solution.
• Quantify business impact and ensure regular impact measurement of all ML products in the domain.
• Identify and review model evaluation metrics based on analytical requirements.
• Ensure testing information is documented and maintained by the team.
• Play a key role in solving complex problems pivotal to Walmarts business and driving actionable insights.
• Utilize a product mindset to build, scale, and deploy holistic data science products after successful prototyping.
• Demonstrate an incremental solution approach with agile and flexible ability to overcome practical problems.
• Articulate and present recommendations to business partners and influence plans based on insights.
• Partner and engage with associates in other regions to deliver the best services to customers around the globe.
• Work with a customer-centric mindset to deliver high-quality business-driven analytic solutions.
• Drive innovation in approach, method, practices, process, outcome, delivery, or any component of end-to-end problem solving.
• Proactively engage in the external community to build Walmarts brand and learn more about industry practices.
• Promote and support company policies, procedures, mission, values, and standards of ethics and integrity.

What You Will Bring:

• Bachelors, Masters, or Ph.D. with 10-15 years of relevant experience. Educational qualifications should be in Computer Science, Statistics, Mathematics, or a related area.
• Minimum 10 years of experience as a data science technical lead.
• 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.
• Deep experience in building data science solutions in areas like fraud prevention, forecasting, shrink and waste reduction, inventory management, recommendation, assortment, and price optimization.
• Deep experience in simultaneously leading multiple data science initiatives end-to-end from translating business needs to analytical asks, leading the process of building solutions, and the eventual act of deployment and maintenance of them.
• Strong experience in machine learning: classification models, regression models, NLP, forecasting, unsupervised models, optimization, graph ML, causal inference, causal ML, statistical learning, experimentation, and Gen-AI.
• In Gen-AI, it is desirable to have experience in embedding generation from training materials, storage and retrieval from vector databases, setup and provisioning of managed LLM gateways, development of retrieval-augmented generation-based LLM agents, model selection, iterative prompt engineering and fine-tuning based on accuracy and user feedback, monitoring, and governance.
• Ability to scale and deploy data science solutions.
• Strong experience with one or more of Python and R.
• Experience in GCP/Azure.
• Strong experience in Python, Py Spark, Google Cloud Platform, Vertex AI, Kubeflow, model deployment.
• Strong experience with big data platforms Hadoop (Hive, Map Reduce, HQL, Scala).
• Experience with GPU/CUDA for computational efficiency.

Benefits: Beyond our great compensation package, you can receive incentive awards for your performance. Other great perks include 401(k) match, stock purchase plan, paid maternity and parental leave, PTO, multiple health plans, and much more. 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.
Sunnyvale, California US-11807: The annual salary range for this position is $143,000.00 - $286,000.00
Hoboken, New Jersey US-10279: The annual salary range for this position is $132,000.00 - $264,000.00 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 5 years' experience in an analytics related field. Option 2: Masters degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 3 years' experience in an analytics related field. Option 3: 7 years' experience in an analytics or related field

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, PhD in Machine Learning, Computer Science, Information Technology, Operations Research, Statistics, Applied Mathematics, Econometrics, Publications or active peer reviewer in related journals or conference, 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...

815 Eleventh Ave, Sunnyvale, CA 94089-4731, 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.