Staff Software Engineer, Product

Hi, I'm Paul, VP of Engineering at Customer.io. We're looking for a staff product engineer — not a generalist who happens to touch frontend and backend, but someone who thinks like a product owner and ships like an engineer.

About Customer.io

Over 9,000 companies — from scrappy startups to global brands — use our platform to send billions of emails, push notifications, in-app messages, and SMS every day. Customer.io powers automated communication that people actually want to receive.

We help teams send smarter, more relevant messages using real-time behavioral data. Under the hood: Go, React, and AI help us ship fast and scale with confidence.

What We Value

End-to-end ownership

You take on the problems nobody's claimed — the ones that span squads with no obvious owner — and carry them from a fuzzy first conversation to what's actually live. If it touches the customer, it's yours to chase down.

Comfort in ambiguity

Half-formed problems and conflicting signals are your starting material, not a blocker. You define the problem before you solve it, form a point of view on what'