Senior, Data Scientist

Walmart · Retail · Sunnyvale, CA

Senior Data Scientist at Walmart focused on building and deploying machine learning and GenAI models for customer intelligence and segmentation. The role involves developing causal inference studies, statistical methodologies, and econometrics to analyze actions and behaviors. Responsibilities include data gathering, validation, synthesis into large datasets, and utilizing big data analytics to identify trends. The candidate will build and train statistical models and ML algorithms, develop custom models for business solutions, and scale them to large datasets. Experience with deep learning frameworks (Tensorflow, Pytorch) and cloud platforms (GCP, AWS, Azure) is required, along with proficiency in Python and Java.

What you'd actually do

  1. Developing Causal inferencing studies, statistical methodologies, econometrics to study statistical significance of actions and behaviors.
  2. Direct the gathering of data, assessing data validity and synthesizing data into large analytics datasets to support project goals.
  3. Utilize big data analytics and advanced data science techniques to identify trends, patterns, and discrepancies in data. Determine additional data needed to support insights.
  4. Build and train statistical models and machine learning algorithms for replication for future projects.
  5. Develop custom models and algorithms to drive business solutions, and scale them to large data sets.

Skills

Required

  • Python
  • Java
  • GCP
  • AWS
  • Azure
  • Tensorflow
  • Pytorch
  • Logistic Regression
  • Support Vector Machine
  • Random Forest
  • Gradient Boosting Decision
  • Deep Neural Networks

Nice to have

  • Spark
  • Scala
  • R
  • scikit learn

What the JD emphasized

  • Experience building machine learning, Deep Learning models, GenAI applications and deploying to production grade platforms
  • technical on-hands data scientist building and deploying solutions

Other signals

  • Develop custom models and algorithms to drive business solutions
  • Build and train statistical models and machine learning algorithms
  • Experience building machine learning, Deep Learning models, GenAI applications and deploying to production grade platforms