Go
React
Ember
Senior Fullstack Product Engineer
Overview
Customer.io powers automated communication that people actually want to receive. We help teams send smarter, more relevant messages using real-time behavioral data.
Job Description
Over 8,000 companies - from scrappy startups to global brands - use our platform to send billions of emails, push notifications, in-app messages, and SMS every day.
Responsibilities
- - Build fullstack features in Go, React, and Ember that power key customer workflows
- - Collaborate with others to turn ideas into shipped customer value
- - Share knowledge and raise the bar through sharing your progress publicly with short videos, thoughtful writing, and mentorship
- - Help evolve our systems to scale with more customers, messages, and use cases
- - Leverage AI tools to prototype, move faster, and make better decisions
Required Skills
- - 7+ years of experience building and scaling backend services and product-facing features
- - Fluency in TypeScript, React (or similar), and a statically typed backend language like Go
- - A strong care for frontend polish, backend performance, and the overall customer experience
- - Proficiency with APIs, relational databases, and writing testable, performant code
- - A bias for action over perfection, and pride in owning technical decisions
Benefits
- - 100% coverage of medical, dental, vision, mental health, and supplemental insurance premiums for you and your family
- - 16 weeks paid parental leave
- - Unlimited PTO
- - Stipends for remote work and wellness
- - A professional development budget
- - More
About the company
Fueled by first-party data, create personalized journeys across all channels with our customer engagement platform.
All Job Openings at Customer.io