Principal Associate, Data Science - US Card Fraud Authentication Team

Capital One Capital One · Banking · New York, NY +1

Data Scientist role focused on building and implementing machine learning models for fraud detection and authentication within the US Card Fraud Authentication team. The role involves analyzing complex datasets, optimizing authentication decisioning, and staying ahead of evolving fraud patterns using a modern tech stack including Python, AWS, Spark, H2O, and SQL.

What you'd actually do

  1. Dive into ambiguous fraud landscapes to identify opportunities where machine learning can drive value. You will help design the technical vision for our authentication workflows, evaluating feasibility and prototyping innovative ML solutions
  2. Harness our big data ecosystem (Spark, AWS, and more) to uncover hidden patterns in massive datasets, turning raw information into actionable fraud-prevention strategies
  3. Partner with a cross-functional team of business stakeholders, data scientists, software engineers, and product managers to deliver a product customers love
  4. Build machine learning models through all phases of development, from design through training, evaluation, validation, and implementation
  5. Bridge the gap between technical complexity and business strategy, articulating the "why" behind your solutions to influence stakeholders and achieve tangible business goals

Skills

Required

  • Python
  • AWS
  • Spark
  • SQL
  • machine learning
  • data analytics
  • quantitative analysis
  • statistical modeling

Nice to have

  • H2O
  • Scala
  • R
  • deep learning
  • clustering
  • classification
  • sentiment analysis
  • time series

What the JD emphasized

  • machine learning
  • data analytics
  • quantitative field
  • Python
  • SQL
  • AWS
  • machine learning models

Other signals

  • fraud detection
  • authentication
  • machine learning models
  • big data