Staff Software Engineer (L4)

01Who 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 and empower millions of developers worldwide to craft personalized customer experiences.

Our dedication to remote-first 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. .

02Hiring 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. .

03See yourself at Twilio

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

04About 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.

05Responsibilities

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

06Qualifications

Twilio values diverse experiences from all kinds of industries, and we encourage everyone who meets the required qualifications to apply. If your career is just starting or hasn't followed a traditional path, don't let that stop you from considering Twilio. We are always looking for people who will bring something new to the table!

07*Required

• 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.

08Desired

• 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.

09Location

This role will be remote, and based in India - Karnataka, Tamil Nadu, Telangana State, Maharashtra and New Delhi.

10Travel

We prioritize connection and opportunities to build relationships with our customers and each other. For this role, you may be required to travel occasionally to participate in project or team in-person meetings.

11What We Offer

Working at Twilio offers many benefits, including competitive pay, generous time off, ample parental and wellness leave, healthcare, a retirement savings program, and much more. Offerings vary by location.

Twilio thinks big. Do you?

We like to solve problems, take initiative, pitch in when needed, and are always up for trying new things. That's why we seek out colleagues who embody our values, something we call Twilio Magic. Additionally, we empower employees to build positive change in their communities by supporting their volunteering and donation efforts.

So, if you're ready to unleash your full potential, do your best work, and be the best version of yourself, apply now! If this role isn't what you're looking for, please consider other open positions.

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Stay alert to recruitment fraud

We care about your safety. Scammers sometimes impersonate Twilio recruiters through fake job postings, emails, websites, or messages. Please ensure you are engaging with an official @twilio.com email address. We will never ask for payment, gift cards, cryptocurrency, or banking information during the recruiting process. We do not make job offers without a formal interview process or conduct interviews exclusively through text-based messaging apps.

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Twilio is proud to be an equal opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Additionally, Twilio participates in the E-Verify program in certain locations, as required by law.