Klaviyo
Sr. Staff Engineer, Applied AI (Customer Agent)
$216K–$324K
Boston, MA +1 · Senior Staff · Full-time · Posted Aug 12, 2026
- Location
- Boston, MA
Boston, Massachusetts, United States
About the job
Sets technical and product direction for Klaviyo’s Customer Agent, building and operating a production conversational AI platform for brands and their customers.
What you'll do
- Lead Customer Agent platform direction from architecture through production, while personally tackling complex engineering problems and shipping code.
- Build orchestration, evaluation, guardrails, memory and context, and failure-handling capabilities for reliable agentic systems.
- Develop reusable architecture, mentor through design reviews, and partner across product, design, data science, and go-to-market teams.
What they ask for
- Has architected, built, scaled, and supported a production agentic system end to end, including orchestration, evaluations, guardrails, and non-deterministic failure handling.
- Has secured production agents against misuse and abuse and maintained reliability as usage grows.
- Has set technical and product direction for a product area and shipped work adopted by other teams.
- Remains hands-on with coding, design reviews, and production debugging; communicates technical trade-offs across audiences.
Nice to have
- Experience running a production-scale multi-tenant agent platform with customer-configurable behavior.
- Experience with 0-to-1 products or startups; production evaluation, 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 agentic customer-support product, including orchestration, evaluation, guardrails, memory and context, reliability, and failure handling.
Model-written summary · the original posting is authoritative