Software Engineer, (L2) Audiences & Journeys

Responsibilities

• Design and build robust, scalable backend systems and APIs across Segment’s data platform.
• 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.
• Troubleshoot and improve system reliability, debugging issues and refining operational tooling and processes.
• Participate in an on-call rotation for our managed services.

Requirements

• Experience programming in one or more of the following: Go, Java, Python, or similar languages.
• Experience operating large-scale, distributed systems on top of cloud infrastructure such as Amazon Web Services (AWS).
• Hands-on experience with container orchestration frameworks (e.g. Kubernetes, EKS, ECS).
• Experience with large scale async processing systems.
• 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.
• Excellent written and verbal technical communication skills to convey complex technical concepts effectively.
• Comfortable asking questions and taking initiative to solve problems where it is often necessary to “draw the owl”.
• Leverage best-in-class development productivity practices including AI tooling.

Nice-to-Haves

• Building products or tools that are currently using A.I.
• Experience working with event streaming technologies (Kafka, Pulsar, or similar).
• Familiarity with database technologies like PostgreSQL and DynamoDB.
• Exposure to observability tools such as Prometheus, Grafana, or Datadog.
• Experience working in a geographically distributed team.

Compensation & Benefits

• This role may be eligible to participate in Twilio’s equity plan and corporate bonus plan.
• All roles are generally eligible for the following benefits: health care insurance, 401(k) retirement account, paid sick time, paid personal time off, paid parental leave.
• Offerings vary by location.