Customer.io seeks a Senior Software Engineer (Product/AI) to design, build, and ship core product experiences. Role focuses on fullstack work (Go, React, Ember, TypeScript), APIs, relational databases, performance, testing, system reliability (on-call), and using AI agents for code changes. Compensation listed at $150,000–$250,000 USD/year. Americas-remote.

Customer.io is hiring a Senior Software Engineer (Product/AI) to build and ship core product experiences using Go, React, Ember, and AI-assisted tooling. The role requires 7+ years experience building and scaling backend services and product-facing features, fluency in TypeScript and a statically typed backend language (e.g., Go), and experience with APIs, relational databases, testing, and on-call responsibilities. Compensation range listed: $150,000–$250,000 USD per year.