Senior Software Engineer, Full Stack
Customer.ioTexas, United States
Posted April 2, 2026
150000 - 200000 USD
Full Time
About the Company
Customer.io powers automated communication that people actually want to receive, helping teams send smarter, more relevant messages using real-time behavioral data.
Job Description
We're looking for a Senior Software Engineer, Full Stack to design, build, and ship core product experiences for our customers. You'll work with our team to push boundaries on what great communication tools can do. You'll be responsible for building full-stack features in Go, React, and Ember, collaborating with others, sharing knowledge, and evolving our systems to scale with more customers and messages.
Requirements
- 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
- Strong care for frontend polish, backend performance, and the overall customer experience
- Proficiency with APIs, relational databases, and writing testable, performant code
- 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
- Professional development budget
- More