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Capital One

Issues credit cards and runs a consumer bank

Principal Associate, Data Scientist - LLM Customization Team

Natural Language Processing & LLMsConfirmed live in the last 24 hours
Full-timeIn-person

About the Job

Requirements

  • The candidate must currently have, or be in the process of obtaining, an eligible degree and must obtain it on or before the scheduled start date.
  • A Bachelor's degree in a quantitative field such as Statistics, Economics, Operations Research, Analytics, Mathematics, or Computer Science, or a related quantitative field, plus 5 years of experience performing data analytics.
  • A Master's degree in a quantitative field such as Statistics, Economics, Operations Research, Analytics, Mathematics, or Computer Science, or a related quantitative field, or an MBA with a quantitative concentration, plus 3 years of experience performing data analytics.
  • A PhD in a quantitative field such as Statistics, Economics, Operations Research, Analytics, Mathematics, or Computer Science, or a related quantitative field.
  • Experience training language models or large computer vision models, with expertise in at least one relevant subdomain such as training optimization, self-supervised learning, explainability, or reinforcement learning from human feedback.
  • A track record of delivering models at scale in training data and inference volumes, and experience delivering libraries, platforms, or solution-level code to existing products.

Responsibilities

  • Partner with data scientists, applied researchers, software engineers, machine learning engineers, and product managers to deliver AI-powered products.
  • Use technologies including PyTorch, Hugging Face, AWS Ultraclusters, LangChain, and vector databases to analyze large volumes of numeric and textual data.
  • Apply Natural Language Processing expertise to adapt and fine-tune large language models for business-specific applications and features.
  • Build Natural Language Processing models through design, training, evaluation, and validation, and partner with engineering teams to operationalize them in scalable, resilient production systems.
  • Research and evaluate emerging technologies, stay current on state-of-the-art methods, technologies, and applications, and identify opportunities to apply them.
  • Translate complex technical work into tangible business goals and communicate findings to non-technical audiences.

Desired Qualifications

  • A Master's degree in a Science, Technology, Engineering, or Mathematics field plus 3 years of experience in data analytics, or a PhD in a Science, Technology, Engineering, or Mathematics field.
  • At least 1 year of experience working with AWS.
  • At least 3 years of experience with Python, Scala, or R.
  • At least 3 years of experience with machine learning.
  • Experience with large language models, fine-tuning, and deep learning.

About the Company

Capital One

Issues credit cards and runs a consumer bank

Capital One runs a consumer and commercial bank that issues credit cards, takes deposits, and finances cars and businesses. Its Venture travel cards and Quicksilver cash-back cards let customers earn rewards on everyday spending, while its online banking tools manage payments and savings. Customers use checking and savings accounts through an app, branches, and cash machines, and commercial clients use treasury tools to manage company cash. The bank earns interest on loans and fees from banking and card transactions, with customer deposits helping fund its lending operations. Capital One was founded in 1994 and has its headquarters in McLean, Virginia.

Company size
10,001+
Company stage
IPO
Headquarters
McLean, VA
Founded
1994

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