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.
About the job
Join the team as Twilio’s next Senior Engineering Manager, Voice Media. We're looking for an experienced, technically strong Engineering Manager to lead our Voice Media team. You'll drive the technical strategy for core media infrastructure that powers Twilio's Voice services at global scale. Your team will build robust systems processing billions of media streams while maintaining industry-leading reliability, quality, and performance. This is a highly technical leadership role requiring deep systems expertise and a passion for real-time communications technology.
Responsibilities
- Lead a team of senior engineers developing Twilio's next-generation media processing stack
- Drive technical architecture decisions for low-latency, high-throughput media systems
- Collaborate with product, platform teams, and other engineering teams to define technical roadmaps
- Establish engineering excellence through code quality standards, testing practices, and operational reliability
- Mentor engineers and provide technical guidance on complex media processing challenges
- Balance technical debt reduction with feature development while maintaining service reliability
- Build and evolve systems handling real-time media processing at scale
- Own service performance metrics, reliability targets, and continuous improvement initiatives
- Partner with engineering leaders to align media platform capabilities with broader Voice strategy
- Make key technology stack decisions that impact Twilio's media processing capabilities
Working at Twilio offers many benefits, including competitive pay, generous time off, ample parental and wellness leave, healthcare, a retirement savings program, and much more. Offerings vary by location. We empower employees to build positive change in their communities by supporting their volunteering and donation efforts.
Required:
- 5+ years of engineering management experience leading teams building distributed systems
- Understanding of Voice/VoIP infrastructure and media handling challenges
- Strong technical background with experience architecting and building backend services at scale, operating them with high reliability under strict SLOs
- Deep understanding of systems design, microservice architecture, and cloud infrastructure
- Experience managing complex technical tradeoffs between reliability, scalability, and feature development
- Track record of successfully delivering critical infrastructure projects with significant technical complexity
- Experience in improving developer velocity using AI tools
- Strong knowledge of performance optimization, reliability engineering, and operational excellence
- Excellent communication skills with ability to translate complex technical concepts across technical and non-technical audiences
- Experience with at least one of: real-time communications systems, media processing, streaming technologies, or related fields
Desired:
- Experience with SIP, RTP/RTCP or other communications protocols
- Familiarity with media codecs, transcoding, packet loss concealment, and audio processing
- Background in building low-latency, globally distributed systems
- Experience with Rust, Java, C/C++, or other systems programming languages and platforms like Asterisk or gStreamer
- Experience in building Voice AI products
- Knowledge of cloud infrastructure on AWS or similar platforms
- Prior experience in telecommunications or communications platforms
