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Staff Data Scientist

at Wal-Mart Associates, Inc. in Bentonville, Arkansas, United States

Job Description

Duties: Understands, articulates, and applies principles of the defined strategy to routine business problems that involve a single function. Supports the understanding of the priority order of requirements and service level agreements. Helps identify the most suitable source for data that is fit for purpose. Performs initial data quality checks on extracted data. Provides recommendations to business stakeholders to solve complex business issues. Develops business cases for projects with a projected return on investment or cost savings. Translates business requirements into projects, activities, and tasks and aligns to overall business strategy. Serves as an interpreter and conduit to connect business needs with tangible solutions and results. Recommends new processes and ways of working. Identifies the model evaluation metrics. Applies best practice techniques for model testing and tuning to assess accuracy, fit, validity, and robustness for multi-stage models and model ensembles. Generates appropriate graphical representations of data and model outcomes. Understands customer requirements to design appropriate data representation for multiple data sets. Work with User Experience designers and User Interface engineers as required to build front end applications. Presents to and influences the team and business audience using the appropriate frameworks and conveys clear messages through business and stakeholder understanding. Customize communication style based on stakeholder under guidance and leverages rational arguments. Guide and mentor junior associates on story types, structures, and techniques based on context. Translates business problems within one's discipline to data related or mathematical solutions. Identifies what methods (for example, analytics, big data analytics, automation) would provide a solution for the problem. Shares use cases and gives examples to demonstrate how the method would solve the business problem.

 

Minimum education and experience required: Master’s degree or the equivalent in Statistics, Economics, Analytics, or related field plus 2 years of experience in analytics or related experience; OR Bachelor's degree or the equivalent in Statistics,  Economics, Analytics, or related field plus 4 years of experience in analytics or related experience; OR 6 years of experience in analytics or related experience.

 

Skills Required: Must have experience with: Hive, Hadoop, PySpark, Spark, and Teradata; Unsupervised learning techniques; Programming languages for statistical analysis (R and Python); Scripting knowledge (HQL, Shell Script, SQL, and H2O); Building ANN, RNN, CNN with Keras or Pytorch; JIRA, Scrum, Agile, Kanban, GIT, and Confluence; Building, deploying and maintaining machine learning models as APIs; Success measurement of machine learning models; Visualization tools experience Tableau, PowerBI; and Recommendation models collaborative filtering. Employer will accept any amount of experience with the required skills.

To apply for this position:  Send your resume to walmartjobrecruitment@walmart.com and reference the following Job ID number: R-801552

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Job Posting: 3101203

Posted On: Oct 22, 2021

Updated On: Nov 22, 2021