Senior AI Engineer: Foundation Models & Production ML

Capital One; Cambridge (MA); On-site; USD 197,000 - 225,000; Full time

Job summary

Capital One is hiring for an AI Engineer 4 in Cambridge, MA. The role focuses on building responsible AI systems, training and deploying foundation models, and optimizing AI pipelines across a broad tech stack.

You will collaborate with engineers, researchers, program managers, and product managers to deliver impactful AI-powered products for customers and associates. The ideal candidate brings deep software engineering and AI expertise, a strong mathematical foundation, and a track record of

Qualifications

• Bachelor's degree or Master’s degree in a relevant STEM field with strong AI/ML fundamentals.
• 4+ years of experience developing AI and ML algorithms or technologies.
• 4+ years of experience programming with Python, Go, Scala, CUDA, or Java.

Responsibilities

• Partner with cross-functional teams to deliver AI-powered products that impact associates and customers.
• Design, develop, test, deploy, and support AI software components (foundation models, inference, agents, vector databases, etc.).
• Leverage Open Source and SaaS AI technologies (AWS Ultraclusters, Huggingface, VectorDBs, PyTorch).
• Invent optimization techniques to improve performance, scalability, latency, and cost of AI systems.
• Contribute to the long-term technical vision and roadmap for foundational AI systems at Capital One.
• Own end-to-end architecture for complex AI systems with maintainability and observability in mind.
• Define and maintain SLAs for AI reliability (latency, uptime, drift).
• Collaborate with infrastructure to optimize GPU/TPU utilization and accelerate inference pipelines.
• Lead technical reviews for new AI deployments ensuring security and governance.
• Mentor senior engineers on scalable design and production translation.

Skills

Python

Go

Scala

CUDA

Java

Education

Bachelor's degree in Computer Science, AI, Electrical Engineering, Computer Engineering, or related fields

Master's degree in Computer Science, AI, Electrical Engineering, Computer Engineering, or related fields

Job description

Capital One is hiring for an AI Engineer 4 in Cambridge, MA. The role focuses on building responsible AI systems, training and deploying foundation models, and optimizing AI pipelines across a broad tech stack.

You will collaborate with engineers, researchers, program managers, and product managers to deliver impactful AI-powered products for customers and associates. The ideal candidate brings deep software engineering and AI expertise, a strong mathematical foundation, and a track record of