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Software Engineer L3

Twilio

Remote · United States$11,558–16,992 gross/mofull-timeTwilio Careers

This position is a critical engineering role within Twilio SendGrid, requiring a hands-on engineer capable of developing, deploying, and managing highly available, massive-scale distributed systems. Our systems regularly process more than 12 billion emails during peak events like Black Friday, and our throughput requirements continue to scale rapidly.

Responsibilities

  • In this role, you’ll
  • WEAR THE CUSTOMER’S SHOES: Architect and ship reliable, high-velocity features that handle critical traffic with low end-to-end latency.
  • Partner closely with product management and technical leadership to break down complex system requirements into manageable, iterative milestones.
  • BE AN OWNER (CODE QUALITY)
  • Drive rigorous code reviews and push for maintainable patterns in our Go codebase, ensuring high testing standards (unit, integration, and component testing) are executed across the team.
  • BE AN OWNER (INFRASTRUCTURE & OBSERVABILITY)
  • Manage and enhance cloud configurations across AWS and Azure environments utilizing Infrastructure as Code (Terraform). Ensure deep observability coverage by standardizing metrics, alerts, and distributed tracing across core data pipelines.
  • CHAMPION ENGINEERING HEALTH: Advocate for a clean architectural foundation. Proactively identify technical debt, system bottlenecks, and single points of failure (SPOF), balancing feature delivery with critical platform refactoring.
  • MENTOR AND LEAD: Foster a collaborative environment by mentoring junior engineers, leading technical sprint planning, and sharing expertise across distributed engineering nodes.

Languages

    Work format
    Remote
    Seniority
    Mid
    Posted
    22 Jun 2026
    Last verified
    In the last 5 days

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