GrepJob
Customer.io

Senior Software Engineer, Full Stack

Customer.io
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2 months ago
Remote, WorldwideSenior

Base Salary

$150k - $200k/yr

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 public progress updates and mentorship.
  • Help evolve systems to scale with more customers, messages, and use cases.
  • Use AI agents to make multi-file changes by scoping the work, writing the prompt, and verifying the output.

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 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.