Senior Data Scientist - Anti-Fraud
- Location SUNNYVALE, CA
- Career Area Data Science and Analytics
- Job Function Data Science and Analytics
- Employment Type -
- Position Type -
- Requisition 1272253BR
What you'll do at
The responsibility for this position is to provide a seamless return experience for our customers.
- Perform hands-on data exploration, processing, and analysis on massive data sets.
- Use machine learning, deep learning and data mining techniques to develop robust predictive models in areas such as Walmart online return fraud detection and anomaly detection.
- Pull data from warehouse, perform feature engineering, back-test models, compare model performances and communicate the results to stakeholders.
- Research and develop state-of-the-art algorithms that address complex business problems.
- Advanced degree (Master or PhD) in any STEM field plus one to two years of related experience.
- Technical expertise in data mining, machine learning, and statistical analysis.
- Proficient in machine learning and data mining packages in Python.
- Experience working with large data sets and distributed computing tools (Map/Reduce, Hadoop, Hive, or Spark).
- Expertise with shell scripting.
- Ability to work in a fast-paced, iterative development environment.
- Good communication skills, ability to work with cross functional teams of technical and non-technical members.
About Walmart Labs
Hello, Silicon Valley
You don’t have to choose between your career and your lifestyle in Silicon Valley. Here, you can have both.Discover Silicon Valley
Filoli Gardens, Woodside
View an art exhibit, take a nature hike, explore the historic Filoli House, or take a class at this gorgeous 654–acre property.
Get your art fix at this internationally recognized collection of over 30,000 works of modern and contemporary art.
Computer History Museum
Large-scale exhibits, an acclaimed speaker series, docent-led tours and an award-winning education program bring computer history to life.
Hike or jog throughout the year on terrain dedicated to academic programs, environmental restoration and habitat conservation.
Golden Gate Park, SF
Events, attractions, meadows, lakes, and a Japanese Tea Garden provide for a true escape, without leaving the city.
The Tech Museum
This family-friendly interactive science and technology center in San Jose provides a glimpse into the most inventive place on Earth — Silicon Valley.
Santana Row - San Jose
Stylish boutiques, world-class shopping, and delectable cuisine = a San Jose shopping trifecta.
Pacifica State Beach
Learn to surf or visit the “World’s Most Scenic Taco Bell” at this 0.75 mile long crescent shaped escape, a symbol of successful habitat restoration.
Golden Gate Cemetery
This national cemetery comprises 161 acres dedicated to all the members of the armed forces who served our country.
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