Capital One

AI Engineer 5 (Gen AI Platform Services)

Capital One
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2 days ago
Cambridge, MA, USA +3 moreStaff+

Base Salary

$251k - $286k/yr

Responsibilities

  • Partner with engineers, research scientists, technical program managers, and product managers to deliver AI-powered products.
  • Design, develop, test, deploy, and support AI software components for foundation-model training, LLM inference, agents, multi-agent workflows, similarity search, guardrails, model evaluation, experimentation, governance, and observability.
  • Develop and introduce optimization techniques that improve the scalability, cost, latency, throughput, and hardware utilization of production AI systems.
  • Design, implement, and optimize multi-model orchestration pipelines integrating LLMs, vector search, and domain-specific models.
  • Lead cost-performance governance reviews covering GPU utilization, model throughput, and inference cost efficiency.
  • Contribute to the technical vision and long-term roadmap for foundational AI systems.
  • Lead design councils or review boards to ensure technical consistency and compliance with AI engineering standards.
  • Mentor principal- and manager-level AI engineers and promote cross-domain technical learning.

Requirements

  • Bachelor's degree in Computer Science, AI, Electrical Engineering, Computer Engineering, or a related field plus at least 6 years of experience developing AI and ML algorithms or technologies, or a master's degree in one of those fields plus at least 4 years of relevant experience.
  • At least 6 years of programming experience with Python, Go, Scala, CUDA, or Java.
  • Experience leading AI-system development with tradeoffs among cost, latency, throughput, and accuracy.
  • Preferred experience deploying scalable and responsible AI solutions on AWS, Google Cloud, Azure, or equivalent private cloud platforms, including 7 years of cloud AI experience.
  • Experience designing, developing, delivering, and supporting complex AI systems and applying state-of-the-art training and inference optimization techniques.
  • Experience building agentic AI systems, agentic workflows, and integrated pipelines combining rule-based, retrieval-augmented, and generative components.
  • Experience with LLM inference, similarity search, VectorDBs, guardrails, memory, model compression, dynamic inference strategies, and model and hardware right-sizing.
  • Experience defining and enforcing ethical AI deployment standards, including explainability, fairness, and human-in-the-loop review processes.
  • Strong communication and presentation skills, with the ability to explain complex AI concepts to peers.

Benefits

  • Comprehensive health, financial, and other benefits supporting employee well-being.
  • Eligible for performance-based incentive compensation, including cash bonuses and/or long-term incentives.
  • Capital One will consider sponsoring a new qualified applicant for employment authorization for this position.

Tech Stack

AzureC#C++GoGoogle CloudJavaPythonPyTorchScala

Categories

Capital One

About Capital One

10,000+ employees

Capital One is a U.S. consumer and commercial bank that offers credit cards, checking and savings accounts, auto financing, and lending to small and large businesses. It earns revenue from interest income and interchange/fees across its card and banking products, and develops cloud-based digital services. Founded in 1994, Capital One is publicly traded on the NYSE (COF) and is headquartered in McLean, Virginia.

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