Staff Software Engineer (L4)

Contract type
Ongoing
Work mode
Remote · India
Experience
Senior · 8+ years

Job description

Staff Backend Engineer on Twilio's Flex Engineering team, setting technical direction for the systems powering TaskRouter, the real-time engine that routes contact center interactions. The role is a senior technical leadership position across multiple high-scale backend services on AWS.

At a glance

Employment
Full-time · Employee (employment agreement)
Work mode
Remote · India

What you'll do

  • Design, develop, and maintain backend services that power Twilio Flex's high scale TaskRouter system
  • Set and own the technical direction for a set of high scale, business critical backend services running on AWS, and hold the architectural vision as it evolves
  • Lead the design of large distributed systems changes, covering scalability, data architecture, fault isolation, and migration strategy
  • Raise availability and resilience for Tier 0 systems, and make deliberate tradeoffs between reliability, cost, and delivery speed
  • Partner with peer engineering teams, platform teams, and product to align on designs and unblock shared dependencies
  • Raise the engineering bar through design review, code review, and direct mentorship of senior and mid level engineers
  • Drive operational excellence through observability, gamedays, incident response, and converting recurring issues into permanent fixes
  • Influence roadmap priorities with engineering and product leadership, and represent the team's technical position across the wider organization

What we're looking for

  • 8+ years of experience writing production-grade backend code in a modern programming language (e.g., Java, Golang, Python, Scala, or similar)
  • Strong fundamentals and experience in building fault tolerant distributed systems, event-driven architectures, and database design
  • Experience working with AWS cloud-based infrastructure
  • Well-versed in designing and building high-scale, low-latency APIs
  • Experience with database technologies like MySQL, PostgreSQL or DynamoDB
  • Strong debugging and troubleshooting skills for complex distributed applications
  • Experience shipping services (products) following the CI/CD development paradigm
  • Effective communication skills and ability to collaborate in a fast-paced team environment
  • Comfortable with ambiguity and problem-solving in a rapidly growing company

Nice to have

  • Experience working with event streaming technologies (Kafka, Pulsar, or similar)
  • Familiarity with containerization and orchestration tools (Docker, Kubernetes)
  • Solid grasp of Linux systems and networking concepts
  • Background in building multi-tenant SaaS platforms at scale
  • Experience working with observability tools such as Prometheus, Grafana, or Datadog
  • Experience working in a geographically distributed team

Your team

Flex Engineering

The team builds Twilio Flex, including TaskRouter, the real time engine that decides how every contact center interaction reaches the right person.

Benefits

  • Competitive pay
  • Generous time off
  • Ample parental and wellness leave
  • Healthcare
  • A retirement savings program

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About Twilio

Twilio thinks big. Do you?

Twilio delivers innovative communications solutions to hundreds of thousands of businesses and empowers millions of developers worldwide to craft personalized customer experiences. It is a remote-first company with a strong culture of connection and global inclusion.

Mission

To be the world's most trusted customer engagement platform.

Key facts

  • Remote-first company
  • Delivers solutions to hundreds of thousands of businesses
  • Empowers millions of developers worldwide
  • Values are called Twilio Magic
  • Supports employee volunteering and donation efforts

What they value

  • Twilio Magic