Data Scientist III
Walmart

Job Info

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What you'll do at

What you'll do...

Position: Data Scientist III

Job Location: 221 River Street, Hoboken, NJ 07030

Duties: Collaborate with business partners to understand their problems and goals and develop predictive modeling, statistical analysis, data reports and performance metrics. Use Python and SQL to explore, examine, and interpret large volumes of data in various forms to prepare modeling dataset for analysis. Work with client teams to synthesize marketing variables from campaign level data at Walmart Connect. Pull non-media data from a variety of data sources. Assess the completeness and quality of modeling dataset. Conduct exploratory data analysis using techniques such as calculating summary statistics, visualizing data distributions, identifying outliers, exploring relationships between variables, and performing hypothesis testing to identify patterns, trends, and relationships in the data. Design and develop statistical time series models using algorithms such as Linear and Logistic Regression, Bayesian Regression, Ridge Regression, and Genetic Algorithm to predict and analyze key business metrics such as Incremental ROI, Return on Ad Spend, and Headroom in Marketing Investment and trends to identify the drivers of business outcomes. Validate and refine models using various evaluation techniques, including cross-validation, hypothesis testing, and performance metrics. Develop optimization and simulation algorithms to guide the marketing investment and allocation recommendations to stakeholders. Ensure all data is accurately reflected in all reporting tools through quality assurance process. Analyze and interpret model results to provide deep insights at various granularities such as in-store and online media channels, paid and organic media, and onsite and offsite display ads. Present findings to technical and non-technical stakeholders (internal and client teams) in a clear and concise manner. Provide consultations to clients on analytics results and solutions by interacting with internal and external peers and managers to exchange complex information related to marketing analytics. Perform data analyses to solve multiple and/or complex business problems utilizing advanced statistical techniques and mathematical analyses and broad knowledge of the organization and/or industry. Stay up to date with industry trends and advancements in predictive modeling and data science techniques.

Minimum education and experience required: Master's degree or equivalent in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field; OR Bachelor's degree or equivalent in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology or related field and 2 years of experience in an analytics or related field.

Skills required: Experience with modeling algorithms including Linear and Non-linear Regression. Experience with Marketing Mix Modeling (MMM). Experience with Machine Learning, Predictive Modeling, and Optimization. Experience with programming languages including SQL and Python. Experience presenting to clients, stakeholders, and internal and external teams about measurements, ROAS, ROI, and KPI. Experience with digital advertising, retail media, and ads measurement. Experience communicating clearly with clients and working with cross functional stakeholders. Experience with statistics and quantitative analysis. Employer will accept any amount of experience with the required skills.

Wal-Mart is an Equal Opportunity Employer.

#LI-DNI #LI-DNP

About Walmart

At Walmart, we help people save money so they can live better. This mission serves as the foundation for every decision we make, from responsible sourcing to sustainability-and everything in between. As a Walmart associate, you will play an integral role in shaping the future of retail, tech, merchandising, finance and hundreds of other industries-all while affecting the lives of millions of customers all over the world. Here, your work makes an impact every day. What are you waiting for?

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 diversity- unique styles, experiences, identities, abilities, ideas and opinions- while being inclusive of all people.

"The people you work with are ready to help without hesitation to make sure you succeed, it's just part of the culture." - Shelby, Project Analyst

All the benefits you need for you and your family

• Multiple health plan options, including vision & dental plans for you & dependents
• Financial benefits including 401(k), stock purchase plans, life insurance and more
• Associate discounts in-store and online
• Education assistance for Associate and dependents
• Parental Leave
• Pay during military service
• Paid Time off - to include vacation, sick, parental
• Short-term and long-term disability for when you can't work because of injury, illness, or childbirth

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 specific plan or program terms. For information about benefits and eligibility, see One.Walmart.com/Benefits.

Frequently asked questions

• On average, how long does it take to fill out an application?
  
  It depends on the role you are applying to. We do our best to keep the application process to approximately 15-20 minutes, plus an additional 20-30 minutes if an assessment is required. Further applications are faster as our system saves your data. Not all roles require an assessment and certain roles may require additional assessments.
  
  
• Can I change my application after submitting?
  
  No, you cannot change your application after submitting, so please make sure that everything is finalized before you hit the submit button.
  
  
• How do you protect my personal information?
  
  Processing of information on paper is minimal, and Walmart processes application information using an applicant tracking system (ATS). Access to the data within the ATS is restricted to authorized personnel, and the system itself is held to high security standards by Walmart.
  
  
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