Data Scientist

Data Scientist

  • Location SUNNYVALE, CA
  • Career Area Data Science and Analytics
  • Job Function Data Science and Analytics
  • Employment Type -
  • Position Type -
  • Requisition 981689BR

What you'll do at

  • A Data Scientist is responsible for analyzing large data sets to develop custom models and algorithms to drive business solutions. Data Scientists work on project teams in order to provide analytical support to projects (for example, email targeting, business optimization, consumer recommendations) for Walmart eCommerce. Data Scientists are responsible for building large data sets from multiple sources in order to build algorithms for predicting future data characteristics. Those algorithms will be tested, validated, and applied to large data sets. Data Scientists are responsible for training the algorithms so they can be applied to future data sets and provide the appropriate search results. Data Scientists are responsible for researching new trends in the industry and utilizing up-to-date technology (for example, HBase, MapReduce, LAPack, Gurobi) and analytical skills to support their assigned project.
  • Build complex data sets from multiple data sources, both internally and externally.
  • Build learning systems to analyze and filter continuous data flows and offline data analysis.
  • Combine data features to determine search models.
  • Conduct advanced statistical analysis to determine trends and significant data relationships.
  • Demonstrates up-to-date expertise and applies this to the development, execution, and improvement of action plans
  • Develop custom data models to drive innovative business solutions.
  • Develop models of current state in order to determine needed improvements.
  • Models compliance with company policies and procedures and supports company mission, values, and standards of ethics and integrity
  • Provides and supports the implementation of business solutions
  • Research new techniques and best practices within the industry.
  • Scale new algorithms to large data sets.
  • Train algorithms to apply models to new data sets.
  • Utilize system tools including (MySQL, Hadoop, Weka, R, Matlab,ILog).
  • Validate models and algorithmic techniques.
  • Work with cross-functional partners across the business

Minimum Qualifications

- BS + 6 years, MS + 4 years, PhD + 1 year of work experience in Mathematics, Statistics, Computer Science, Machine Learning or related fields
- Deep knowledge in quantitative analysis and basic Statistical techniques
- Proficient with at least one modern compiled programming language (Java, C++ etc) and one scripting language(Python, Ruby, PHP, Javascript etc.)
- Experience with big data technology (Hadoop, Hive, Spark, Hbase, etc.) and data processing pipeline
- Excellent problem solving and analytical skills
- Solid foundation in data structures and algorithms

Preferred Qualifications

- Some work experience in a data science role is a plus
- Work experience in machine learning models, data mining techniques, natural language processing is a plus
- Strong skills in database systems (mySQL) and complex SQL queries is a plus
- Some knowledge in basic optimization techniques is a plus
- Proficiency in Linux shell script is a plus

About Walmart Labs

Walmart Labs is the technology arm of Walmart reimagining retail for our 260 million daily shoppers. Our teams of engineers, designers, and product leaders are experimenting for a smarter future—where online and in-store shopping is an interconnected, consistent, and customer-first experience.

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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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