Full-Stack Engineer (Go/React) - Remote & Unlimited PTO

customerio; United States; Remote; USD 150,000 - 200,000; Full time

Benefits offered by this job

Remote work stipend

Medical, dental, vision coverage for家庭

Parental leave 16 weeks

Unlimited PTO

Professional development budget

Job summary

Customer.io is seeking a senior full-stack engineer to design, build, and ship core product experiences for a large-scale messaging platform. You will own features end to end, balancing frontend polish with backend performance as the system grows.

You’ll work across Go, React, and Ember, collaborate with cross-functional partners, and participate in on-call rotations. You’ll also explore AI-assisted development and share knowledge through mentorship, with a remote-friendly interview process.

Qualifications

• 7+ years building and scaling backend services and product features.
• Fluency in TypeScript, React, and Go.
• Strong focus on frontend polish, backend performance, and the customer experience.
• Experience with APIs and relational databases; write testable, performant code.
• Proven track record leading complex projects, formally or informally.

Responsibilities

• Design, build, and ship full-stack features across Go, React, and Ember that drive key customer workflows.
• Collaborate with cross-functional partners to turn ideas into shipped customer value.
• Participate in an on-call rotation to maintain system reliability.
• Help evolve platform architecture to scale with growth and use cases.
• Use AI agents to scope work, craft prompts, and verify outputs.
• Share knowledge through public artifacts like videos, writing, and mentorship.

Skills

TypeScript

React

Go

Frontend polish

APIs

Testing

Tools

Ember

Job description

Customer.io is seeking a senior full-stack engineer to design, build, and ship core product experiences for a large-scale messaging platform. You will own features end to end, balancing frontend polish with backend performance as the system grows.

You’ll work across Go, React, and Ember, collaborate with cross-functional partners, and participate in on-call rotations. You’ll also explore AI-assisted development and share knowledge through mentorship, with a remote-friendly interview process.