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Prnicipal Data Scientist - Recommender Systems

ExecutivePlacements.com

Salary not specified
Oct 27, 2025
New York, NY, United States of America
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Capital One is looking to leverage the latest in computing and machine learning technologies, specifically generative AI, to build and ship state-of-the-art AI/ML solutions for their mobile app. The goal is to deliver dynamic and personalized experiences, enable customer interaction with a digital assistant, and improve content search, ultimately helping customers save money, time, and reduce financial stress.

Requirements

  • Hands-on experience working with LLMs and solutions using open-source tools and cloud computing platforms.
  • Experienced in training language models or large computer vision models as well as have expertise in one or more key subdomains such as: training optimization, self-supervised learning, explainability, RLHF.
  • Experience in delivering libraries, platforms, or solution level code to existing products.
  • At least 3 years of experience in PyTorch/Tensorflow
  • At least 3 years of experience with machine learning
  • At least 1 year of experience working with AWS
  • Specialized experience in GenAI application development

Responsibilities

  • Partner with a cross-functional team of data scientists, software engineers, machine learning engineers and product managers to deliver AI powered products that change how customers interact with their money.
  • Leverage a broad stack of technologies Pytorch, AWS Ultraclusters, Hugging Face, LangChain, VectorDBs, and more to reveal the insights hidden within huge volumes of numeric and textual data.
  • Be the expert in Natural Language Processing (NLP) to harness the power of Large Language Models (LLMs), adapt and finetune them for customer facing applications and features.
  • Build machine learning and NLP models through all phases of development, from design through training, evaluation, and validation; partnering with engineering teams to operationalize them in scalable and resilient production systems that serve 80+ million customers.
  • Experiment, innovate and create next generation experiences powered by the latest emerging generative AI technologies.
  • Continuously research and evaluate emerging technologies.
  • Develop further advanced ML and DL technologies including language models.

Other

  • Customer first. You love the process of analyzing and creating, but also share our passion to do the right thing.
  • Innovative. You continually research and evaluate emerging technologies.
  • Creative. You thrive on bringing definition to big, undefined problems.
  • A leader. You challenge conventional thinking and work with stakeholders to identify and improve the status quo.
  • Influential. You are passionate about AI/ML and can bring along a cross functional team in breakthrough innovations.