✦ Luna Orbit — AI & Machine Learning

Senior AI Engineer

at Klaviyo

📍 Boston, MA Onsite Posted March 18, 2026
Type Full-Time
Experience mid
Exp. Years 5+ years
Education Not specified
Category AI & Machine Learning

Klaviyo is seeking a Senior AI Engineer to design and build scalable backend systems and AI solutions, focusing on deploying self-sufficient AI agents and optimizing machine learning workflows.

  • Design scalable backend systems
  • Build and deploy AI models
  • Develop data processing pipelines
  • Collaborate with product teams
  • Optimize AI agent performance

Role involves backend development, distributed system architecture, AI model deployment, and building scalable data pipelines using Python, TensorFlow, and PyTorch.

The ideal candidate is a mid-level AI engineer with 5+ years of experience in backend systems, distributed architectures, and deploying AI models at scale. They should have expertise in prompt engineering and scalable data pipelines.

Backend SystemsDistributed ArchitecturesAIMachine LearningAI Deployment
Prompt EngineeringFew-shot LearningModel Fine TuningScalable Data PipelinesAsync Processing
PythonTensorFlowPyTorchML FrameworksCloud Platforms
Backend SystemsDistributed ArchitecturesAIMachine LearningPrompt EngineeringFew-shot LearningModel Fine TuningAI DeploymentScalable Data PipelinesAsync Processing
Backend SystemsDistributed ArchitecturesAIMachine LearningPrompt EngineeringFew-shot LearningModel Fine TuningAI DeploymentScalable Data PipelinesAsync Processing
CollaborationProblem-solvingOwnershipInnovationCustomer-centric Thinking
Industry SaaS
Job Function Developing and deploying scalable AI and machine learning systems
Role Subtype AI Engineer
Tech Domains Python, TensorFlow, PyTorch, ML Frameworks, Cloud Platforms
backend systemsdistributed architecturesaimachine learningprompt engineeringfew-shot learningmodel fine tuningai deploymentscalable data pipelinesasync processingpythontensorflowpytorchcloud platformscollaborationproblem-solvingownershipcustomer-centric

Lack of experience in backend systems, No experience with distributed architectures, No AI deployment experience

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