Twilio

Software Engineer L3

Twilio
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16 hours ago
Remote, IndiaSenior

Responsibilities

  • Design and develop highly available, high-scale distributed platform services for Phone Numbers and KYC workflows.
  • Contribute to the architecture and long-term roadmap for a globally distributed Phone Numbers Platform.
  • Build robust public-facing APIs, microservices, and operational tooling for cross-functional stakeholders.
  • Use AI coding assistants and LLM-based tools for code generation, testing, debugging, and prototyping.
  • Make architectural decisions balancing feature delivery, reliability, security, and scalability.
  • Partner with Product Managers to translate telecommunications regulations and customer needs into developer-focused APIs and workflows.
  • Mentor junior and mid-level engineers and promote technical ownership and continuous learning.
  • Identify technical risks, lead production incident response, and drive long-term remediation.
  • Write technical designs, RFCs, and documentation explaining system trade-offs.

Requirements

  • 5+ years of experience designing and developing highly available, high-scale, secure, mission-critical cloud-native distributed systems.
  • Strong proficiency in Java or Python and solid knowledge of AWS, including Lambda, EKS, DynamoDB, and Kafka.
  • Hands-on experience with cloud-native infrastructure, microservices patterns, and resilient systems.
  • Practical experience using AI tools such as GitHub Copilot, Claude, or Cursor for software delivery.
  • Experience building and maintaining high-volume public-facing APIs with strong developer experience.
  • Experience with high-throughput data processing and storage technologies including SQL, NoSQL, Redis, Kafka, or Spark.
  • Familiarity with Kubernetes, Terraform, and modern CI/CD practices.
  • Ability to influence technical decisions through communication and technical credibility.
  • Preferred experience building internal platforms for developer teams.
  • Preferred experience building or integrating AI agents into developer platforms or automated operations workflows.

Benefits

  • Remote work based in Karnataka, Tamil Nadu, Telangana State, Maharashtra, or New Delhi, India.
  • Occasional travel may be required for project or team meetings.
  • Benefits include competitive pay, generous time off, parental and wellness leave, healthcare, retirement savings, and location-dependent additional offerings.
  • Twilio supports employee volunteering and donation efforts.
Twilio

About Twilio

5,001-10,000 employees

Twilio builds a cloud customer-engagement platform centered on programmable communications APIs for SMS, voice, WhatsApp, email, and verification, plus Segment CDP and the Flex contact center. It sells usage-based and subscription SaaS to developers and enterprises to embed messaging, calling, authentication, and data-driven marketing into apps. Founded in 2008 and headquartered in San Francisco, Twilio is a public company listed on the NYSE.

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