Staff Software Engineer, Backend at Customer.io
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Customer.io is hiring a staff software engineer, backend focused on backend architecture and services.
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Role overview
Customer.io seeks a staff backend engineer to guide the distributed systems behind its email, push, in-app and SMS messaging products.
Responsibilities
- Set technical direction for critical Go services and resolve architecture decisions spanning multiple teams.
- Improve reliability, engineering standards, tooling and mentorship; participate in on-call support.
- Use AI coding agents for scoped changes while checking their output.
Qualifications
- The posting asks for ten or more years building distributed systems in Go or a comparable typed language.
- Experience with observability, recovery, cloud infrastructure and relational databases is important.
Technology in this role
- Go: Set technical direction for critical Go services and resolve architecture decisions spanning multiple teams.
About Customer.io
Customer.io provides automated email, push, in-app and SMS communication using behavioural data. The employer describes Go, React, Ember and AI in its technology stack.
Employer websiteHow to apply
Review the original posting and apply through the employer’s careers page.
View source and applySource checked: 2026-11-08
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