✦ Luna Orbit — AI & Machine Learning

Lead AI Engineer (MLX)

at Discover Financial Services

📍 5 Locations Unknown 💰 $197K – $225K USD / year Posted March 26, 2026
Salary $197K – $225K USD / year
Type Full-Time
Experience mid
Exp. Years 3+ years
Education Not specified
Category AI & Machine Learning

This role involves developing and optimizing large language models and AI systems to enhance real-time customer experiences and AI infrastructure at Capital One.

  • Develop and optimize LLMs
  • Deploy AI models
  • Collaborate on AI infrastructure
  • Advance NLP capabilities
  • Support AI research initiatives

Stack includes PyTorch, Huggingface, AWS Ultraclusters, and proprietary AI infrastructure, focusing on NLP, model training, inference, and deployment.

The ideal candidate is a mid-level AI engineer with experience in large language models, NLP, and AI frameworks like PyTorch. They are innovative, research-aware, and capable of deploying scalable AI solutions in a collaborative environment.

Experience with AI and ML systemsKnowledge of large language modelsExperience with AI frameworks like PyTorchExperience with AI deployment and optimizationAbility to collaborate with cross-functional teams
Experience with HuggingfaceKnowledge of VectorDBsExperience with cloud AI infrastructureResearch publication review
PyTorchHuggingfaceAWS UltraclustersNemo GuardrailsVectorDBs
AILarge Language ModelsLLMModel trainingModel inferenceNLPVectorDBsPyTorchHuggingfaceAWS Ultraclusters
AILarge Language ModelsLLMModel trainingModel inferenceNLPVector databasesPyTorchHuggingfaceAWS UltraclustersModel evaluationModel optimizationAI infrastructure
InnovationResearch awarenessCollaborationProblem-solvingTechnical communication
Industry Financial Services / Fintech
Job Function Building and deploying advanced AI and NLP models for enterprise applications
Role Subtype AI & Machine Learning
Tech Domains PyTorch, Huggingface, AWS Ultraclusters, Nemo Guardrails, VectorDBs
AI EngineerLarge Language ModelsLLMModel trainingModel inferenceNLPVector databasesPyTorchHuggingfaceAWS UltraclustersModel evaluationModel optimizationAI infrastructureAIlarge language modelsmodel trainingmodel inferencevector databasescloud AI

Lack of experience with large language models, No experience with PyTorch or Huggingface, No experience with AI deployment or optimization, No relevant AI/ML experience

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