Europe Remote (Global) USD 140,000 – 180,000 / year

Customer.io is hiring a Site Reliability Engineer

We are looking for a Site Reliability Engineer to strengthen our infrastructure as we grow. The right candidate will have a proven track record in scaling production systems and a strong drive to build resilient, observable platforms that support real-time messaging at scale.

Responsibilities

  • Design and maintain infrastructure capable of processing billions of messages and real-time events daily
  • Automate deployment workflows, monitoring alerts, and incident response procedures to reduce manual intervention
  • Improve on-call effectiveness through actionable alerts, comprehensive runbooks, and faster troubleshooting
  • Optimize MySQL and other data storage systems for performance, scalability, and fault tolerance
  • Work collaboratively across engineering teams to debug, deploy, and support production systems
  • Use AI-powered tools to accelerate prototyping, enhance decision-making, and streamline engineering workflows
  • Share technical insights through internal mentorship, documentation, and public-facing content such as short videos and articles

Requirements

  • Minimum of 7 years of experience in site reliability, infrastructure engineering, or similar roles focused on large-scale production systems
  • Extensive experience with MySQL, including schema design, query optimization, and operational tooling
  • Strong proficiency with cloud-native technologies, particularly Google Cloud Platform, and infrastructure-as-code using Terraform
  • Skilled in Go and Bash for systems programming, automation, and scripting tasks
  • Proven ability to diagnose, monitor, and resolve issues in distributed systems using robust observability practices
  • A pragmatic approach to problem-solving, prioritizing progress and ownership over theoretical perfection

Tech Stack

Go, React, Ember, Artificial Intelligence tools, Google Cloud Platform (GCP), Terraform, MySQL, Bash

Benefits

  • Competitive salary range of $140,000 - $180,000 USD, adjusted for experience and local market rates
  • Full coverage of medical, dental, vision, mental health, and supplemental insurance for employees and their families
  • 16 weeks of paid leave for new parents
  • Unlimited paid time off to support work-life balance
  • Financial stipends for remote work setup and wellness activities
  • Dedicated budget for professional growth and development opportunities
  • Comprehensive, inclusive benefits designed to support personal and professional well-being

Compensation

Starting salary for this role is $140,000 - $180,000 USD (or equivalent in local currency) depending on experience and subject to market rate adjustment

Work Arrangement

Remote-friendly with global reach; no location restrictions

  • End-to-end ownership of technical challenges with a bias for action and adaptability in uncertain environments
  • Engineering with a focus on user experience—considering performance, reliability, and customer impact in every decision
  • Challenging established norms with creativity and rigor, valuing progress and innovation over rigid adherence to tradition

Additional Information

  • Final candidates will undergo a background check and employment verification as part of the hiring process
  • Interviews will be conducted virtually using Zoom
  • Formal job offers will be delivered in writing on official letterhead
  • The hiring process includes a take-home assignment and a technical interview focused on system design
  • Applicants are encouraged to report any suspicious activity and direct questions to jobs@customer.io
Required Skills
GoReact.jsAIGCPTerraformMySQLBash
About company
Customer.io
Customer.io powers automated communication that people actually want to receive. We help teams send smarter, more relevant messages using real-time behavioral data. Over 8,000 companies use our platform to send billions of emails, push notifications, in-app messages, and SMS every day.
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Job Details
Department Information Technology
Category infrastructure
Posted 3 months ago