Voice Platform Software Engineer, Customer SystemsJoin a team building the next generation of large-scale voice and real-time communication platforms that power seamless customer and agent experiences across the globe. In this role, you will work on highly scalable distributed systems that handle voice signaling, media processing, routing, and real-time communications for millions of interactions. We are looking for engineers who are passionate about solving complex technical challenges, building reliable low-latency systems, and driving innovation in modern communication technologies. You will collaborate with cross-functional teams to design and develop platforms that are foundational to future customer engagement experiences.As a Voice Platform Software Engineer, you will help design, develop, and operate scalable voice infrastructure and real-time communication services used in high-volume customer interaction environments. You will work on technologies related to SIP signaling, media handling, WebRTC, distributed systems, and cloud-native platform development.
The role requires strong software engineering fundamentals, problem-solving ability, and a passion for building resilient systems that operate at scale. You will collaborate closely with platform engineers, client application teams, infrastructure teams, and architects to deliver reliable and high-performing communication solutions.Design and develop scalable voice and real-time communication platform componentsBuild and maintain software services for SIP signaling, media control, routing, and session managementDevelop reliable and efficient backend services using C or C++Troubleshoot and resolve complex issues related to voice quality, signaling, media flows, and distributed systemsCollaborate with cross-functional engineering teams to deliver end-to-end communication solutionsImprove platform scalability, resiliency, observability, and operational efficiencyParticipate in architecture discussions, code reviews, testing, and production support activitiesContribute to automation, monitoring, and deployment tooling for voice platform services3+ years of software development experience using C or C++Experience developing backend or distributed systems softwareUnderstanding of networking fundamentals including TCP/IP, HTTP, TLS, and load balancingBachelor's degree in Computer Science, Computer Engineering, or equivalent practical experienceExperience with WebRTC, or VoIP technologiesFamiliarity with cloud-native architectures and container technologies such as Docker or KubernetesExperience with scalable distributed systems and event-driven architecturesExperience working with Kafka, Redis, or similar distributed infrastructure technologiesExperience with real-time communication platforms such as FreeSWITCH, Kamailio, Asterisk, or similar technologiesExperience with SIP, RTPApple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant At Apple, we believe accessibility is a fundamental human right. You'll find that idea reflected in everything here — in our culture, our benefits and our digital tools. By welcoming as many perspectives as possible, we help you build a career where you feel like you belong. Learn about accessibility in Apple's workplace Learn about reasonable accommodations for job applicants Apple accepts applications to this posting on an ongoing basis.