Drimva

Klaviyo

Sr. Lead Engineer, Applied AI (Customer Agent)

$216K–$324K

Boston, MA +1 · Senior · Full-time · Posted Jul 29, 2026

Location
Boston, MA
Boston, Massachusetts, United States

About the job

Set the technical and product direction for Klaviyo’s Customer Agent, building and operating a production conversational AI platform for brands and remaining hands-on with its hardest engineering problems.

What you'll do

  • Lead platform architecture and product direction from development through production.
  • Build and improve agent orchestration, evaluation, guardrails, memory and context, and failure handling; write code and debug production issues.
  • Create reusable frameworks, mentor through design reviews, and partner with cross-functional leaders on the roadmap.

What they ask for

  • Experience architecting, building, scaling, and supporting a production agentic system end to end, including orchestration, evaluations, guardrails, and non-deterministic failure handling.
  • Prior experience setting technical and product direction for an entire product area and shipping work adopted by other teams.
  • Hands-on production engineering experience, including handling incidents and reliability, security, and misuse risks.
  • Clear communication of technical trade-offs and ability to turn undefined problems into plans across engineering, product, and executive audiences.

Nice to have

  • Experience running a multi-tenant agent platform at production scale.
  • Experience with 0-to-1 products, production evaluation systems, AI observability, or human-in-the-loop workflows for LLM-powered products.

Pay

$216,000 — $324,000 USD (base salary)

AI focus

Build and operate a production conversational AI agent platform, including orchestration, evaluations, guardrails, memory and context, reliability, and failure handling.

Model-written summary · the original posting is authoritative

First seen Oct 27, 2026 · Last verified Nov 5, 2026 (UTC)