Senior Full-Stack Engineer for AI-Powered Platforms

Klaviyo is seeking a Senior Full Stack Engineer to help build the future of Customer Agent, Klaviyo’s AI-native conversational platform. In this role, you’ll shape autonomous service and AI-driven support experiences across millions of customer interactions, working across the stack to design scalable systems.

You’ll lead technical initiatives, mentor teammates, and prioritize reliability and performance while shipping high-quality solutions that improve engineering velocity and customer