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Senior Software Engineer, Backend

Customer.io

Remote · Americas$12,500–16,667 gross/mofull-timeCustomer.io Careers

Hi, I’m Paul, VP of Engineering at Customer.io. We’re looking for experienced backend engineers who care deeply about reliability, performance, and scalability.

Responsibilities

  • Design and build distributed systems in Go that help customers send timely, relevant messages at scale
  • Collaborate across teams to debug issues and deliver reliable solutions
  • Own problems end to end - from architecture and schema design to testing, deployment, and monitoring
  • Participate in an on-call rotation as required, supporting the reliability of the systems you build
  • Share knowledge and raise the bar through sharing your progress publicly with short videos, thoughtful writing, and mentorship
  • Use AI agents to make multi-file changes by scoping the work, writing the prompt, and verifying the output

Languages

    Work format
    Remote
    Seniority
    Senior
    Posted
    3 Apr 2026
    Last verified
    In the last 5 days

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