Senior, Data Scientist

Job description

**Position Summary...**

**What you'll do...**

**Senior Data Scientist**

**Introduction**

We are looking for a passionate, creative Senior Data Scientist to join Inkiru Data Science team @WalmartLabs.

You will have the unique opportunity to work with massive business and social data generated by Walmart Inc.'s unparalleled online and offline commerce.

You will be responsible to use cutting-edge machine learning, data mining, and optimization techniques to design and prototype robust, scalable predictive models and analytics solutions.

You will be a part of a cross-functional team of Data Scientists, Engineers, Product managers, and Business professionals that sit at the intersection of Data Science, Big data, IT infrastructure, and business operations.

**Responsibilities**

- Be a strategic partner to product development teams, sharing insights and providing recommendations through effective communication and storytelling with data.

- Design, build and implement predictive models with high-dimensional, fast-moving real-time datasets.

- Use machine learning, deep learning, data mining, transformer, generative AI techniques to develop robust predictive models for anomaly detection such as return abuse, and Identity risk assessment, account takeover (ATO) risk detection, and E-Commerce payment fraud detection.

- Design, analyze, and run both simulated and live experiments (A/B and multivariate tests) to drive KPI improvements.

- Build data visualizations and interactive dashboards for monitoring and sharing business insights internally and externally.

- Interested in researching about new methods, tools, and techniques to address complex business problems.

**Minimum Qualifications**

- Technical expertise in data mining, machine learning, and statistical analysis.

- Proficient in machine learning and data mining packages in Python.

- Experience working with large data sets and distributed computing tools (Map/Reduce, Hadoop, Hive, or Spark).

- Advanced degree (Masters or PhD) in any STEM field plus three years of related experience.

**Additional Preferred Qualifications**

- Programming skills in one of the following languages: Hive SQL, Java, or JavaScript on a UNIX or Linux platform.

- Experience in transformer models and generative AI.

**About Global Tech**

Imagine working in an environment where one line of code can make life easier for hundreds of millions of people and put a smile on their face.

That’s what we do at Walmart Global Tech.

We’re a team of 15,000+ software engineers, data scientists and service professionals within Walmart, the world’s largest retailer, delivering innovations that improve how our customers shop and empower our 2.2 million associates.

To others, innovation looks like an app, service or some code, but Walmart has always been about people.

People are why we innovate, and people power our innovations.

Being human-led is our true disruption.

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, ideas and opinions – while being inclusive of all people.

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.
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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.
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For information about PTO, see https://one.walmart.com/notices .

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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.
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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.
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For information about benefits and eligibility, see One.Walmart (https://bit.ly/3iOOb1J) .

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Sunnyvale, California US-11789:The annual salary range for this position is $117,000.00-$234,000.00
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Sunnyvale, California US-11789:The annual salary range for this position is $90,000.00-$180,000.00
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Additional compensation includes annual or quarterly performance bonuses.
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Additional compensation for certain positions may also include:
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- 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- Bachelor’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 3 years' experience in an analytics related field.

Option 2- Master’s degree in Statistics, Economics, Analytics, Mathematics, Computer Science, Information Technology, or related field and 1 years' experience in an analytics related field.

Option 3 - 5 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, 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), 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...**

809 11th 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.
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.

Required Skill Profession

Other General