Klaviyo
Lead Engineer, Applied AI (Customer Agent)
$176K–$264K
Boston, MA +1 · Full-time · Posted Oct 8, 2026
- Location
- Boston, MA
Boston, Massachusetts, United States
About the job
Leads the technical and product direction of a core Customer Agent area, building and operating production conversational AI systems while remaining hands-on with engineering.
What you'll do
- Set architecture and product direction for a Customer Agent area and contribute to platform direction.
- Build, ship, and improve agent systems, including orchestration, evaluation, guardrails, memory and context, and failure handling.
- Establish reusable engineering patterns, mentor through design reviews, and partner with cross-functional leaders.
What they ask for
- Has built, scaled, and supported production agentic systems through launch and ongoing operations.
- Has owned technical and product direction for a significant area and shipped work adopted by other engineers.
- Hands-on coding, architecture review, and production debugging experience.
- Can communicate technical trade-offs and turn ambiguous problems into actionable plans.
Nice to have
- Experience with production-scale multi-tenant agent platforms.
- Experience building 0-to-1 products, production evaluation systems, AI observability, or human-in-the-loop workflows.
Pay
$176,000 — $264,000 USD base salary
AI focus
Build and operate production conversational AI agents, including orchestration, evaluation, guardrails, memory and context, reliability, and misuse prevention.
Model-written summary · the original posting is authoritative