# Staff Software Engineer (L4) at Twilio

> Set technical direction and own architecture for the backend services powering Twilio Flex's TaskRouter contact center routing system.

- Company: Twilio (twilio.com)
- Location: Remote - India (remote)
- Places: Remote, India
- Posted: 2026-10-06
- Level: Staff
- Team: Flex Engineering
- Work mode: Remote
- Apply: https://job-boards.greenhouse.io/twilio/jobs/8236865
- Page: https://ye.saranatour.dev/jobs/staff-software-engineer-l4-twilio-kn79mv5a4j6v9m8y7xh0kv3t9h8hqdyx

## The posting

Staff Software Engineer (L4)
Twilio · Remote - India

**Who we are**

At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to[hundreds of thousands of businesses](https://customers.twilio.com/)and empower millions of developers worldwide to craft personalized customer experiences.

Our dedication to [remote-first work](https://www.twilio.com/en-us/blog/open-work), and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands.
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**Hiring and how we work**

We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions!

Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings.
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**See yourself at Twilio**

Join the team as **Staff Backend Engineer** on Twilio’s Flex Engineering.

**About the job**

As a Staff Backend Engineer on the Twilio Flex Engineering team, you will set technical direction for the systems that power TaskRouter, the real time engine that decides how every contact center interaction reaches the right person. You will operate as the senior technical leader across multiple services, owning the architecture for problems that span multiple quarters and organizational boundaries, and you will be accountable for how the platform scales, performs, and stays available as customer demand grows. You will author and defend the designs that go to Twilio's architecture review boards, make tradeoff decisions that carry long term consequences, and raise the engineering bar across a team distributed across the world. Additionally, you will have significant influence on roadmap priorities and on how Flex delivers against Twilio's goal of being the world's most trusted customer engagement platform.

If you thrive in fast-moving environments, enjoy working on scalable systems, and are passionate about building high-performance backend services, this role is for you.

**Responsibilities**

In this role, you’ll:

- 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

**Qualifications**

Twilio values diverse experiences from