Job Description:
What you'll do at
What you'll do...
Position: Senior Data Scientist
Job Location: 221 River Street, Hoboken, NJ 07030
Duties: Research, design, and implement data models and cutting-edge algorithms on high-dimensional, fast-moving, unstructured and structured data. Process complicated and large scale datasets using distributed computing platform, extract insights from data, predict future trends, and optimize towards business metrics. Build advanced feature extraction algorithms that feed into various advertising applications, including audience targeting, campaign measurement, and performance optimization. Build machine learning and statistical models to predict or estimate key signals that are used to optimize advertising product performance. Run large scale statistical A/B testing to evaluate performance of machine learning and statistical models in advertising applications which serve hundreds of millions of impressions per day. Build compelling data visualizations and interactive dashboards for monitoring and sharing business insights internally and externally.
Minimum education and experience required: Master's degree or equivalent in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 1 year of experience in an analytics related field; OR Bachelor's degree or equivalent in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 3 years of experience in an analytics related field.
Skills required: Experience coding in a programming language to manipulate data. Experience designing, implementing, and evaluating machine learning and statistical models including logistic regression, SVM, Random Forest, XGBoost, and Neural Networks. Experience building compelling data visualizations and interactive dashboards using Tableau, R, and Python. Experience running large-scale statistical A/B testing under the guidance of experiment design theory and making statistical inferences. Experience processing complicated and large-scale datasets using distributed computing platform including Hadoop, Hive, Spark, and GCP. Experience with research, design, and implementation of data models and cutting-edge deep learning models using TensorFlow, Pytorch, MLFlow, and Scikit-learn. Experience conducting deep statistical analysis using observational data under the guidance of causal inference theory. Experience building advanced feature extraction algorithms and pipelines using Jenkins and Airflow. Employer will accept any amount of graduate coursework, graduate research experience or professional 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.
"At Walmart, we get the opportunity to grow professionally and personally-all while improving how we work and what we deliver to consumers." - Lola, 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
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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.
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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.
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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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What are the recommended Internet Browsers for applying for open roles?
We recommend Google Chrome 12+ for the best user experience. However, the following browsers may also be used:- Firefox 115+
- Microsoft Edge 44+
- Safari 5.0+
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