Senior Backend Platform Engineer — Scale & Real-Time Infra

customerio; United States; Remote; USD 150,000 - 200,000; Full time

Benefits offered by this job

Medical, dental, vision coverage for员工

Remote work stipends

Parental leave & unlimited PTO

Professional development budget

Structured interview process

Job summary

Customer.io is hiring a senior backend engineer on the Platform team to build the core infrastructure for a data-intensive marketing automation platform. You will own distributed services in Go, design high-throughput data pipelines, and guide production readiness.

The role emphasizes scale, reliability, and developer experience, with ownership of critical infrastructure used by many teams. Excellent problem solving and collaboration skills are essential.

Qualifications

• 10+ years of experience building scalable distributed systems in Go or similar statically typed language.
• Deep experience with MySQL or Postgres and DynamoDB or BigTable, with performance optimization.
• Comfort in cloud-native environments (AWS, GCP).
• Familiarity with APIs, observability tooling, and operating production systems.
• Bias for action and ownership of technical decisions end-to-end.

Responsibilities

• Design and evolve distributed Go services processing billions of events and petabytes of data.
• Lead architectural decisions around performance, reliability, and real-time processing.
• Improve service-to-service communication through APIs, messaging, and events.
• Investigate cross-team bottlenecks and drive improvements for customer experience.
• Tackle high-throughput challenges across data pipelines, queues, and scheduling infra.
• Debug production systems at scale, participate in on-call, and mentor others.

Skills

Distributed systems

Go

Relational DBs

Non-relational stores

Cloud platforms

APIs

Observability tooling

Production systems

Tools

MySQL

PostgreSQL

DynamoDB

BigTable

AWS

GCP

Job description

Customer.io is hiring a senior backend engineer on the Platform team to build the core infrastructure for a data-intensive marketing automation platform. You will own distributed services in Go, design high-throughput data pipelines, and guide production readiness.

The role emphasizes scale, reliability, and developer experience, with ownership of critical infrastructure used by many teams. Excellent problem solving and collaboration skills are essential.