Product Engineer (backend)

Twilio Twilio · Enterprise · United States · Remote · Engineering

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.

What you'd actually do

  1. Build backend product capabilities for Stytch’s identity platform on Twilio—shipping new API surfaces and core authentication flows, including agentic and non-human identity use cases.
  2. Partner with Product and Engineering leadership to set direction, translate customer needs into product capabilities, and deliver high-impact roadmap features.
  3. Collaborate across Twilio and Stytch teams to align on architecture, integrate platform capabilities, and unblock cross-team initiatives.
  4. Operate with deep technical ownership: author design docs, drive key technical decisions, review code, and stay close to the systems you ship.
  5. Build in ambiguity—break down complex problems, make pragmatic tradeoffs, and design developer experiences that delight our customers.

Skills

Required

  • 3+ years experience in designing, building and operating high-scale, mission critical cloud based production systems.
  • Familiarity with a production-grade code base in a modern programming language, applying best practice coding standards and writing high quality code.
  • Extensive experience with RESTful API design and development.
  • Bachelor’s degree in Computer Science or related industry experience.
  • Excellent written and verbal communication skills.
  • Schedule: ability to work non-standard, on-call rotation weekend and holiday hours.

Nice to have

  • Familiarity with Go, TypeScript, and DynamoDB
  • Experience building developer tools or SDKs
  • Experience building and owning products consumed by paying customers

What the JD emphasized

  • agentic and non-human identity use cases
  • agentic and non-human identity use cases

Other signals

  • build backend systems that power authentication, authorization, and emerging agentic and non-human identity use cases
  • shipping new API surfaces and core authentication flows, including agentic and non-human identity use cases
  • design developer experiences that delight our customers