Senior Data Scientist — ML & Production-ready Analytics

Walmart Inc.; Bentonville (AR); Ibrido; USD 90.000 - 180.000; Tempo pieno

Vantaggi offerti da questo lavoro

Health benefits

401(k) plan

Stock purchase plan

Life insurance

Paid time off

Disability insurance

Education assistance

Company discounts

Descrizione del lavoro

Walmart Inc. in Bentonville, AR is seeking a Senior Data Scientist to apply advanced statistical methods, ML models and feature engineering to business data. You will design experiments, evaluate model performance, and refine features for insights that drive decisions.

You will also help productionize models and support scalable analytics across the organization. The role requires a Master’s degree or equivalent and strong Python/OO programming, with experience in ML frameworks like PyTorch,

Competenze

• Master’s degree in Computer Science, Statistics, Engineering or related field plus 1 year analytics experience; OR Bachelor’s in related field plus 3 years analytics experience.
• Proficiency in Python and OO programming; strong statistical methods and ML techniques; experience with PyTorch, TensorFlow and Keras.
• Ability to build visualization and analytical models, handle large datasets and run experiments scientifically.

Mansioni

• Apply feature relevance and selection and conduct exploratory data analysis.
• Develop analytical models using statistical methods and ML techniques.
• Design experiments, evaluate model performance and refine features.
• Support model deployment and scalability for production-grade solutions.

Conoscenze

Python

Statistics

Machine Learning

PyTorch

TensorFlow

Keras

Optimization

SQL

PySpark

Data Visualization

Experiment Design

Formazione

Master’s degree in Computer Science, Statistics, Engineering or related field

Bachelor’s degree with 3+ years analytics experience

Strumenti

Seaborn

MATLAB

SQL

PySpark

Descrizione del lavoro

Walmart Inc. in Bentonville, AR is seeking a Senior Data Scientist to apply advanced statistical methods, ML models and feature engineering to business data. You will design experiments, evaluate model performance, and refine features for insights that drive decisions.

You will also help productionize models and support scalable analytics across the organization. The role requires a Master’s degree or equivalent and strong Python/OO programming, with experience in ML frameworks like PyTorch,