Principal Engineer to own the technical strategy for the Phone Numbers Platform, focusing on pioneering 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. The role involves transitioning legacy systems, driving technical excellence, and mentoring engineers, with a strong emphasis on using AI to amplify team velocity and deliver features faster.

This role involves building and scaling backend systems for Stytch's identity platform at Twilio, focusing on authentication, authorization, and agentic/non-human identity use cases. The engineer will design and deliver customer-facing features, evolve the platform for Twilio's scale, and operate with high ownership and startup speed within Twilio.