Senior Software Engineer - Billing Platform (Remote)

Twilio; Ireland; Remote; EUR 100,000 - 130,000; Full time

Benefits offered by this job

Competitive pay

Generous time off

Healthcare

Retirement savings program

Job summary

Twilio is seeking a Senior Software Engineer to join our Commerce Platform team. You will design, build, and operate core billing services powering millions of customer transactions at scale, leveraging AWS, Kafka, and OpenAPI.

You’ll work remotely from Ireland, collaborating across product and engineering to deliver reliable, scalable features that enhance the billing lifecycle. You’ll own and contribute to architecture decisions, write well‑designed code, and improve observability.

Qualifications

• 5+ years of work experience building highly scalable products.
• 5+ years of programming in object-oriented language (Java or similar) with clean code practices.
• Expert knowledge in Object‑Oriented Programming with a successful track record.
• Experience contributing to architecture and design (patterns, reliability and scaling).
• Experience working with Product teams to understand requirements and define work.
• Experience with relational and non-relational databases.
• Experience delivering high observability with Grafana/DataDog/Prometheus.
• Degree in Computer Science or related field.

Responsibilities

• Improve knowledge of highly available and scalable distributed systems and build new features.
• Design, implement, and operate new features and services.
• Communicate the rationale of solutions and align with team priorities.
• Troubleshoot and improve troubleshooting procedures and tools.
• Execute full software development life cycle (SDLC).
• Create flowcharts and documentation to identify solutions.
• Write well‑designed, testable code and maintain software functionality.
• Troubleshoot, debug and upgrade existing systems.

Skills

Java

Object-Oriented Programming

Distributed systems

REST APIs

JavaScript/TypeScript

Testing & automation

Communication skills

Education

Bachelor's degree in Computer Science

Tools

AWS

Kubernetes

EKS

Kafka

Aurora RDS

OpenAPI

Job description

Twilio is seeking a Senior Software Engineer to join our Commerce Platform team. You will design, build, and operate core billing services powering millions of customer transactions at scale, leveraging AWS, Kafka, and OpenAPI.

You’ll work remotely from Ireland, collaborating across product and engineering to deliver reliable, scalable features that enhance the billing lifecycle. You’ll own and contribute to architecture decisions, write well‑designed code, and improve observability.