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Senior AI Engineer

2 weeks, 1 day ago
United States
Full-time
Senior
AI Engineer
Software Development
AWS Azure CI/CD CircleCI Django Docker FastAPI Flask GCP GitHub Actions JavaScript Jenkins Kubernetes LLM Microservices Pulumi Python Terraform TypeScript
Apply Now
Klaviyo

Klaviyo

Klaviyo offers intelligent email marketing, SMS, and automation services for ecommerce businesses, empowering brands to personalize customer interactions and drive growth.

IT Services
1K-5K
Founded 2012
View All Jobs 114

Description

  • Design and build production-grade LLM-powered applications for internal automation, knowledge retrieval, and workflow assistance.
  • Build and maintain scalable API integrations between AI models and internal systems such as HRIS, ticketing, CRM, and knowledge bases.
  • Develop full-stack AI features end-to-end, including backend orchestration, APIs, and frontend interfaces.
  • Architect and manage CI/CD pipelines for AI systems, including automated deployment, evaluation, A/B testing, and safe rollout processes.
  • Implement retrieval-augmented generation and retrieval systems grounded in internal knowledge.
  • Lead benchmarking, evaluation, and fine-tuning of foundation models for Klaviyo use cases.
  • Define engineering best practices, including coding standards, testing frameworks, and architectural patterns for AI development.
  • Build observability and monitoring tools for latency, output quality, hallucinations, cost, and production alerts.
  • Collaborate with product managers, data scientists, and ML engineers to translate requirements into technical implementations.
  • Drive security, privacy, and compliance practices for AI integrations and sensitive data handling.

Requirements

  • 3+ years of software engineering experience, with at least 2 years building AI, ML, or LLM-powered systems in production.
  • Deep expertise with large language models such as OpenAI, Anthropic, Mistral, or Llama, including API-based production integration.
  • Strong full-stack engineering skills in Python (FastAPI, Flask, or Django) and TypeScript or JavaScript.
  • Experience building CI/CD pipelines with tools such as GitHub Actions, Jenkins, or CircleCI.
  • Experience with RAG systems, vector databases such as Pinecone, Weaviate, or pgvector, and embedding models.
  • Proficiency with cloud platforms such as AWS, GCP, or Azure.
  • Experience with containerization tools such as Docker and Kubernetes.
  • Experience with infrastructure-as-code tools such as Terraform or Pulumi.
  • Experience with prompt engineering, model evaluation frameworks, and LLM observability tools such as LangSmith or Weights and Biases.
  • Ability to travel up to 10% for onboarding, team meetings, client or partner work, or industry events.

Benefits

  • Base salary range of $112,000 to $168,000 USD.
  • Eligibility for the company’s annual cash bonus plan.
  • Possible equity compensation.
  • Possible sign-on payments.
  • Comprehensive health, welfare, and wellbeing benefits, based on eligibility.
  • Flexible work-related travel coordinated in advance, up to 10% when required.
  • Accommodations provided as needed for AI fluency and responsible AI use.

Interested in this position?

Apply directly on the company website

Apply Now

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