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Principal Data Scientist - Recommender Systems

GAP

Salary not specified
Aug 21, 2025
San Francisco, CA, USA • Dallas, TX, USA • Pleasanton, CA, USA
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Gap is looking to solve the problem of providing personalized and engaging experiences for their customers through the development and optimization of AI Systems that drive personalization for their digital business

Requirements

  • Direct experience with building real time Recommender systems for digital commerce businesses
  • Advanced proficiency in R, Python, Spark, Hive (or other MR), and common scripting languages for E2E pipeline
  • Advanced proficiency using SQL for efficient manipulation of large datasets in on prem and cloud distributed computing environments, such as Azure environments
  • Experience with ML and classical predictive techniques such as logistic regression, decision trees, non linear regressions, ANN/CNN, boosted trees, Content/Collaborative filtering, SVM, Tensorflow, visualization packages
  • Ability to work with large data sets and metadata sources
  • Experience with data pipelines and data engineering
  • Proficiency in relationship building and influencing product and analytics roadmap

Responsibilities

  • Build, validate, and maintain AI (Machine Learning (ML) /Deep learning) models focused on customer personalization; diagnose and optimize performance
  • Develop software programs, algorithms and automated processes that cleanse, integrate and evaluate large data sets from multiple disparate sources
  • Manipulate large amounts of data across a diverse set of subject areas, collaborating with other data scientists and data engineers to prepare data pipelines for various modeling protocols
  • Communicate meaningful, actionable insights from large data and metadata sources to stakeholders
  • Collaborate with others in key initiatives and their implementation
  • Responsible for planning, budget and end results; set policies and strategic direction for area/team

Other

  • Ability to collaborate with cross functional teams
  • Ability to influence product and analytics roadmap
  • Able to filter, prioritize, analyze, and validate potentially complex situations
  • Able to work both at a detailed level as well as to summarize findings and extrapolate knowledge to make strong recommendations for change
  • Located onsite in San Francisco, Pleasanton or Dallas