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Principal Engineer

Twilio· Engineering
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Hybrid (Remote - US)$188.2k - $276.7kfull-timePosted 3mo ago

About the role

Principal Engineer responsible for technical strategy and AI-driven development for Twilio's KYC Platform and Compliance Experiences, leading architecture, AI-augmented workflows, and cross-team technical excellence at global scale.

Responsibilities

  • 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 to automate boilerplate, generate exhaustive test suites, and perform rapid prototyping, amplifying team velocity.
  • BE AN OWNER: Drive technical excellence across multiple teams, making critical architectural decisions balancing rapid feature innovation with 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 workflows.
  • EMPOWER OTHERS: Mentor and uplift senior and staff engineers, fostering ownership and continuous learning, teaching how to move from writing code to reviewing and orchestrating AI-generated logic while ensuring security and quality.
  • RUTHLESSLY PRIORITIZE: Identify and mitigate technical risks early, lead through complex production incidents with focus on long-term remediation.
  • WRITE IT DOWN: Communicate complex technical strategies to executives and engineering teams via design documents, RFCs, and presentations.

Qualifications

  • 16+ years of experience designing and developing highly available, high scale, secure, mission-critical cloud native enterprise distributed systems.
  • Expert Proficiency in Java or Go, with deep knowledge of AWS (Lambda, EKS, DynamoDB, Kafka).
  • Architectural Mastery in cloud-native infrastructure (AWS preferred), microservices, and designing highly resilient systems.
  • AI-Native Workflow: Experience using AI tools to accelerate software delivery, including use of LLMs for architectural brainstorming, debugging, and code synthesis.
  • API Excellence: Track record of building and maintaining high-volume public-facing APIs with strong developer experience.
  • Data Savvy: Experience with high-throughput data processing/storage (SQL/NoSQL, Redis, Kafka, Spark).
  • Infrastructure as Code: Proficiency with Kubernetes, Terraform, and modern CI/CD.
  • Leadership: Ability to influence technical strategy across teams without direct authority.

Skills

Required:Java or GoAWS (Lambda, EKS, DynamoDB, Kafka)Architectural design of microservicesAI/native workflows with LLMsPublic-facing APIsData processing/storageInfrastructure as Code (Kubernetes, Terraform)Leadership and influence
Nice to have:Telecom domain knowledge (desired)

Benefits

  • competitive pay
  • generous time off
  • parental and wellness leave
  • healthcare
  • retirement savings program
  • location-based offerings
Last updated Oct 1, 2026. Interested? Apply on the company site.

About Twilio

Twilio platform for communications and programmable APIs across messaging, voice, video, and AI-enabled workflows.

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