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 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.
We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions!
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See yourself at Twilio
Join the team as Twilio’s next Principal Software Engineer.
About the job
This position is needed to lead the planning, design, development, and testing of large-scale software systems and new product capabilities, including cloud and internet-facing services. You’ll set technical direction, drive delivery using modern engineering practices, and ensure what we ship is secure, compliant, and production-ready. You’ll partner closely with product and engineering teams to turn requirements into reliable, high-quality software.
Responsibilities
In this role, you’ll:
- Lead architecture and system design for complex, distributed software systems; guide teams toward scalable, maintainable solutions.
- Design, implement, and review high-quality code for core services, APIs, platforms, and/or user-facing applications.
- Translate business goals into technical roadmaps, identify tradeoffs, and align stakeholders on solution direction.
- Improve system resiliency, latency, throughput, and cost efficiency; establish SLOs/SLAs and operational practices.
- Drive standards for coding, testing, CI/CD, observability, security, and documentation; champion automation and quality.
- Partner with engineering managers, staff engineers, and product leaders to coordinate delivery across multiple teams.
- Coach and mentor engineers at all levels; lead design reviews, incident postmortems, and technical deep dives.
- Identify technical risks early (security, scalability, compliance) and drive mitigation plans.
Qualifications
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!
*Required:
- 12+ years of experience designing and developing highly-available, high-scale, secure, mission critical native cloud enterprise SaaS applications in Java, Go or Python.
- Knowledge of architectural patterns and archetypes for building mature services, especially for distributed and multi-regional deployments.
- Excellent abilities in high level service design - modeling interfaces and internals in a proper modular, composable, and extensible way.
- Experience with AWS, GCP or other public cloud infrastructure platforms. Multi-region deployment is a plus.
- Experience building distributed systems at scale based on microservices architecture.
- Extensive experience with REST API design and implementation.
- Experience working with data architecture such as Clickhouse, Lakehouse, Snowflake
- Experience with SQL/NoSQL databases and caches.
- Familiarity with streaming systems such as Kafka, Flink, Spark
- Experience with container technologies - Docker/Kubernetes.
- Experience implementing modern automated testing and CI/CD pipelines. Develop, Test, Deploy your code.
- Strong expertise in solving complex production issues
Location
This role will be remote, and based in India <Karnataka, Tamil Nadu, Telangana State, Maharashtra and New Delhi>.
Travel
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.
What 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.
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.
