Twilio

Software Engineer (L3) Email

Twilio
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2 days ago
Remote, United StatesSenior
H1B sponsor

Base Salary

$139k - $204k/yr

Responsibilities

  • Architect and ship reliable, low-latency features for high-volume email traffic.
  • Develop, modernize, and operate resilient Go-based backend services and distributed systems.
  • Manage AWS and Microsoft Azure cloud configurations using Terraform.
  • Implement metrics, alerts, and distributed tracing across core data pipelines and microservices.
  • Drive code reviews, testing standards, architectural improvements, technical-debt reduction, and removal of single points of failure.
  • Mentor junior engineers, lead technical sprint planning, and collaborate with product management and technical leadership.

Requirements

  • At least 4 years of professional software engineering experience building and operating resilient backend services at scale.
  • Hands-on production experience writing concurrent Go, Java, or Python.
  • Experience using AI-assisted development tools such as Claude Code for code generation, testing, and debugging.
  • Experience deploying and managing production workloads in cloud environments, ideally across AWS and Microsoft Azure.
  • Proficiency with Terraform and strong understanding of distributed datastores, caching, asynchronous event streaming, data structures, and self-healing cloud architectures.
  • Desired experience includes Docker, Kubernetes, database migrations to managed services such as AWS Aurora, OpenTelemetry, network topology, proxy layers, or mail transfer agent protocols.

Benefits

  • Remote-first work with occasional in-person team, project, or customer meetings and occasional travel; the role cannot be hired in California, Connecticut, New Jersey, New York, Pennsylvania, or Washington.
  • Benefits include competitive pay, healthcare, retirement savings, paid time off, paid sick and personal time, paid parental and wellness leave, and possible equity and corporate bonus plan participation.
  • Applications are intended to be accepted until December 31, 2026, subject to change based on business needs.
Twilio

About Twilio

5,001-10,000 employees

Twilio builds a cloud customer-engagement platform centered on programmable communications APIs for SMS, voice, WhatsApp, email, and verification, plus Segment CDP and the Flex contact center. It sells usage-based and subscription SaaS to developers and enterprises to embed messaging, calling, authentication, and data-driven marketing into apps. Founded in 2008 and headquartered in San Francisco, Twilio is a public company listed on the NYSE.

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