Staff Software Engineer

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. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join the team as Twilio’s next Staff Software Engineer. About the job This position is needed to add to our Voice Connectivity Trust team to enable Twilio to better support our customers using Voice in their solutions. As a Software Engineer on this team you will participate in all phases of the software development life cycle which includes requirements gathering with Product Managers, technical design, estimations, sprint planning, coding, testing, deployments and on-call support. This engineer will own, operate and maintain their teams’ services in a distributed production environment, employing agile methodologies to continuously deliver value to customers. Responsibilities In this role, you’ll: Be an owner: Design and implement real-time services with high throughput and low latency requirements, verify, deploy and operationalize them Wear the customer's shoes: Work closely with stakeholders to understand customer needs and, devise and deliver, simple, robust and scalable solutions Write it down: Be comfortable expressing thoughts and ideas as detailed prose and use it as an effective means to collaborate with leads, architects and cross functional teams Be bold: Embrace the challenge of scaling a complex distributed platform with points of presence globally, each one concerned with high availability, high reliability, high throughput, low latency, and media fidelity Draw the owl: Figure out novel ways of solving customer problems for the Voice channel 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: Minimum 8 years of hands-on experience in a large scale, distributed applications environment on JVM based technologies Bachelor's degree in Computer Science or a related engineering field Strong Computer Science fundamentals not limited to data structures, algorithms, operating systems, and distributed systems Experience building RESTful services, API design and event-driven architectures (Kafka, SQS) Hands-on experience designing and driving the optimization of CI/CD pipelines Experience with on-call rotations, incident response, monitoring/alerting tools (Prometheus, Datadog, Grafana) Hands-on experience with cloud infrastructures such as AWS, GCP, OpenStack or Azure Excellent written communication skills - essential for effective AI prompting and for creating clear technical documentation (with or without AI assistance) Proven ability to critically evaluate AI-generated code for correctness, security, performance, and maintainability Hands-on Java experience with strong fundamentals, able to architect, review, and debug code whether it's yours, a teammate