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Principal Engineer

Twilio

Remote · United StatesSalary not disclosedfull-timeTwilio Careers

As a Principal Engineer (P5), you will own the technical strategy for a platform that processes millions of requests. You will be expected to pioneer AI-driven development workflows using LLMs and agentic agents to accelerate code generation, automate architectural reviews, and synthesize complex global telecommunications regulations into executable logic.

Responsibilities

  • In this role, you’ll
  • DRAW THE OWL
  • Lead the architecture and long-term technical roadmap, transitioning legacy systems into a modern, distributed microservices architecture that supports global scale.
  • ACCELERATE WITH AI
  • Lead by example in using AI coding assistants (GitHub Copilot, Anthropic Claude, or internal LLMs) to automate boilerplate, generate exhaustive test suites, and perform rapid prototyping. You will be measured on your ability to amplify your own output and the team's velocity through AI augmentation.
  • Drive technical excellence across multiple teams, making critical architectural decisions that balance rapid feature innovation with world-class reliability and security.
  • WEAR THE CUSTOMER’S SHOES
  • Partner with Product Managers to translate complex global telecommunications regulations and customer needs into elegant, developer-first APIs and application workflows.
  • EMPOWER OTHERS: Mentor and uplift senior and staff engineers. Foster a culture of technical curiosity, ownership, and continuous learning. Teach the team how to move from "writing code" to "reviewing and orchestrating AI-generated logic" without sacrificing security or quality.
  • RUTHLESSLY PRIORITIZE

Languages

    Work format
    Remote
    Seniority
    Lead
    Posted
    18 Jun 2026
    Last verified
    In the last 5 days

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