Senior Software Engineer · Twilio

Sat, 25 Apr 2026 21:04:21 GMT
Engineering

Twilio · Remote - Spain · remote

Join the team as Twilio's next Senior Software Engineer.

This position is needed to build and operate the critical infrastructure that powers webhook delivery across all Twilio products. You'll design features, implement system improvements, and shape the future of this high-scale platform service that dispatches billions of webhooks to customers worldwide.

As a Backend Engineer, you'll develop Java services and manage Kubernetes infrastructure to deliver features and improvements to Twilio Webhooks.

Engineering teams at Twilio operate as autonomous mini-startups, giving you ownership and impact.

Responsibilities:

Design, implement, test rigorously and support microservices at scale in a collaborative environment.

Advocate for and implement operational best practices and serve on-call for the team's services.

Demonstrate quickness in learning and interest in teaching others. Take part in sprint and quarterly planning ceremonies.

Contribute to a highly collaborative team, sharing your ideas and requesting feedback.

Communicate complex ideas simply through verbal and written communication.

Qualifications:

Required:

5+ years of backend development experience, preferably with Java/Python/Go.

Experience consuming and designing mature REST APIs.

Previous experience working with Cloud technologies.

Demonstrated cross-team communication and collaboration skills.

Experience with engineering best practices in all phases of the software development life cycle.

Experience with or interest in designing and operating reliable, scalable systems.

Computer Science degree or equivalent experience.

Work experience on a customer-facing product

Desired:

Proven ability to work carefully and methodically on high-impact, mission-critical systems

Experience deploying and operating services on Kubernetes.

Experience building fault-tolerant backend services on top of AWS managed services (like databases, caches)

Experience working with high traffic, highly scalable systems and complex code bases.

Observability tooling (Prometheus, Grafana, Datadog, Rollbar…)