Software Engineer (L3)

Overview

Senior Software Engineer (L3) on Twilio's Segment Data platform/pipelines team, building and scaling high-volume ingestion and data processing systems that help customers unlock and activate their data.

What you'll do

• Design and deliver robust, high-scale routing experiences for Data Pipelines for Twilio Segment.
• Operate always-available, complex distributed systems in cloud environments.
• Collaborate cross-functionally with design, product, and other engineers to define solutions that balance usability, performance, and long-term architecture.
• Communicate technical decisions clearly, articulating trade-offs, customer impact, and team alignment.
• Mentor junior engineers and contribute to a culture of technical excellence and continuous learning.
• Participate in an on-call rotation for our managed services.
• Troubleshoot and improve system reliability, debugging issues and refining operational tooling and processes.

What you'll need

• Bachelor's or Master's degree in Computer Science, Engineering, or related field.
• Hands-on experience with high-scale messaging/streaming systems and processing engines (several thousand events/sec).
• 5-7 years experience writing production-grade code in a modern programming language.
• Proficient programming experience in Go, Java, Python or similar object-oriented languages.
• Experience operating large-scale, distributed systems on top of cloud infrastructure.
• Experience shipping services (products) following CI/CD development paradigm.
• Good grasp of software engineering and how to build a system in scalable and extensive manner; leverage best-in-class development productivity practices including AI tooling.
• Excellent communication, problem-solving, and operational excellence skills.

Nice to have

• Hands-on experience with container orchestration frameworks (e.g. Kubernetes, EKS, ECS).
• Technical depth in distributed systems, high-scale ingestion, and cloud-native architecture.
• Proficiency with datastores, distributed caching, and container technologies (Docker/Kubernetes).
• Experience with modern CI/CD pipelines and observability tools (Datadog, Grafana, Prometheus).
• Familiarity with AI/ML technologies.
• Excellent abilities in high level service design, modeling interfaces and internals in a properly modular, composable, and extensible way.
• Experience working in a geographically distributed team.

Details

• Remote-first role based in any of the permitted 5 India states (Delhi, Karnataka, Maharashtra, Telangana & TamilNadu).
• May be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings.
• May be required to travel occasionally for project or team in-person meetings.