Senior AI Engineer – Foundation Models & Scalable AI

Capital One; Cambridge (MA); On-site; USD 230,000 - 262,000; Full time

Job summary

Capital One in Cambridge, MA seeks an AI Engineer with 6+ years in AI/ML to build and deploy AI-powered banking experiences. You will work with engineers, researchers, PMs, and analysts to advance the state of the art in AI systems and governance.

The role emphasizes foundation models, multi-model orchestration, cost-aware optimization, and scalable production pipelines in a collaborative environment.

Qualifications

• Bachelor's or Master's in CS/AI/EE/CE with relevant AI/ML experience
• At least 4–6 years of experience in AI/ML development or equivalent
• Experience programming in Python, Go, Scala, CUDA, or Java

Responsibilities

• Partner with cross-functional teams to deliver AI-powered products.
• Design, develop, test, deploy, and support AI software components (foundation model training, LLM inference, agents).
• Leverage Open Source and SaaS AI tech (AWS Ultraclusters, HuggingFace, PyTorch).
• Optimize foundation model performance, cost, latency, and throughput.
• Contribute to technical vision and long-term AI system roadmaps.
• Lead multi-model orchestration pipelines and governance reviews.

Skills

Python

Go/Scala/CUDA/Java

AI systems

Cloud platforms

Cross-functional

Education

Bachelor's degree in CS/AI/EE/CE

Master's degree in CS/AI/EE/CE

Tools

AWS

HuggingFace

PyTorch

VectorDBs

CUDA

Job description

Capital One in Cambridge, MA seeks an AI Engineer with 6+ years in AI/ML to build and deploy AI-powered banking experiences. You will work with engineers, researchers, PMs, and analysts to advance the state of the art in AI systems and governance.

The role emphasizes foundation models, multi-model orchestration, cost-aware optimization, and scalable production pipelines in a collaborative environment.