Data Scientist

Data Scientist

  • Location SUNNYVALE, CA
  • Career Area Data Science and Analytics
  • Job Function Data Science and Analytics
  • Employment Type -
  • Position Type -
  • Requisition 1268409BR

What you'll do at

We are looking for a passionate and experienced professional to join the data science team in the customer acquisition and retention organization @WalmartLabs. Our team partners with engineer teams, business professionals and product managers from a variety of digital marketing channels including SEM, SEO, CRM and Display, etc. The team is dedicated to develop large scale efficient solutions for driving millions of customers to our e-commerce sites. Team members have the unique opportunity to mine massive data sets generated by Walmart’s unparalleled online and offline commerce and develop models and algorithms that improve Walmart’s customer acquisition and retention programs.

In this role you will

- Mining massive data, deriving business insights, and proposing interesting modeling projects that have the potential to have high business impact;
- Utilizing cutting-edge machine learning/statistical/optimization techniques to deliver solutions for projects in the domain of customer acquisition and retention. Examples of projects include ads revenue per click prediction, marketing budget allocation optimization, customer purchase propensity prediction, customer churn rate prediction, etc.
- Pulling data from warehouse, performing feature engineering, back-testing models, comparing model performances and implementing tested models and algorithms in scalable and product-ready code;
- Designing statistically sound online A/B testing experiments to properly evaluate the effectiveness and business value of proposed solutions;
- Collaborating with engineering teams to define interfaces, understanding and resolving dependencies;
- Developing visuals and reports to efficiently communicating model results and insights to business teams.
- Maintaining world-class academic credentials through patent applications, publications, conference presentations, and external collaboration and service to the research community.

Minimum Qualifications

• PhD in Computer Science, Statistics, Operations Research or related field; OR a Master’s degree in the aforementioned domains and 3 years of related experience.
• Technical expertise in data mining, machine learning, NLP, Information Retrieval, and statistical analysis.
• Proficient in machine learning and data mining packages in Python or R.
• High proficiency in at least one programming language (e.g. Python, Scala, Java, C/C++, etc.).
• Expertise with shell scripting and automation.
• Experience with reporting tools such as Tableau and D3.js.
• Ability to work independently in a fast-paced, iterative development environment.
• Exemplary communication skills, ability to work with large cross functional teams of technical and non-technical members.

Preferred Qualifications

• Experience working with large data sets and distributed computing tools (Map/Reduce, Hadoop, Hive, or Spark).
• Experience in extracting and manipulating data from structured databases using SQL languages.
• Prior experience in eCommerce or online retail or customer acquisition/retention domain.
• Prior experience with AB testing and experimentation design under unconventional settings.

#LI-SN1

About Walmart Labs

Imagine working in an environment where one experiment can catapult an entire industry toward a smarter future. That’s what we do at Walmart Labs. We’re a team of 5,000+ software engineers, data scientists, designers and product managers within Walmart, the world’s largest retailer, delivering innovations that improve how our customers shop and our enterprise operates.

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All the benefits you need for you and your family

  • 100% coverage for in network preventative care
  • Retirement Plan
  • Vision Plans
  • Dental Plans
  • Exclusive Discounts

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