Principal Engineer · Twilio

Sat, 25 Apr 2026 20:56:37 GMT
Engineering

Twilio · Remote - US · $188,240.00 - $235,300.00 · remote

At Twilio, we're shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences.

As a Principal Engineer, you will own the technical strategy for the Phone Numbers Platform, transitioning legacy systems into a modern, distributed microservices architecture that supports global scale. 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.

In this role, you'll:

Lead the architecture and long-term technical roadmap for the Phone Numbers Platform,

Accelerate with AI: Lead by example in using AI coding assistants to automate boilerplate, generate exhaustive test suites, and perform rapid prototyping,

Be an owner: 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,

Ruthlessly prioritize: Identify and mitigate technical risks early, ranging from scalability bottlenecks to security vulnerabilities and lead the team through complex production incidents with a focus on long-term remediation,

Write it down: Communicate complex technical strategies to both executive leadership and engineering teams through high-quality design documents, RFCs, and presentations.

Twilio values diverse experiences from all kinds of industries, and we encourage everyone who meets the required qualifications to apply. If your career is just starting or hasn't followed a traditional path, don't let that stop you from considering Twilio.