GrepJob
Customer.io

Senior Software Engineer - Email Channel

Customer.io
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about 3 hours ago
Remote, WorldwideSenior

Base Salary

$150k - $200k/yr

Responsibilities

  • Build and evolve frontend experiences for email campaign creation and analysis.
  • Design and scale backend systems for high-volume email sending.
  • Own deliverability-adjacent systems like bounce classification and reputation monitoring.
  • Partner with the deliverability team to create automated tooling.
  • Instrument and monitor the health of the email channel.
  • Own problems end to end from architecture to deployment.
  • Share knowledge through videos, writing, and mentorship.
  • Utilize AI agents for multi-file changes.

Requirements

  • 7+ years of experience building scalable, distributed systems in Go or similar languages.
  • Experience with product-facing frontend features in React or similar frameworks.
  • Comfortable working in cloud-native environments like AWS or GCP.
  • Familiarity with relational databases, primarily MySQL.
  • Understanding of high-volume email sending concepts.
  • Knowledge of email authentication standards like SPF, DKIM, and DMARC.
  • Ability to reason about sender reputation and ISP behavior at scale.
  • Experience with observability tooling and operating production systems.
  • Experience building or consuming APIs for high-throughput workloads.
  • A bias for action and ownership of 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.
  • Professional development budget.

Tech Stack

AWSEmber.jsGoGoogle Cloud PlatformMySQLReact