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.

We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions!

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See yourself at Twilio

Join the team as Twilio’s next Senior Engineering Manager, Voice Media.

About the job

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

In this role, you’ll:

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

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:

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

Location

This role will be remote Ireland or UK.

Travel

We prioritize connection and opportunities to build relationships with our customers and each other. For this role, you may be required to travel occasionally to participate in project or team in-person meetings.

What We Offer

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.

Twilio thinks big. Do you?

We like to solve problems, take initiative, pitch in when needed, and are always up for trying new things. That's why we seek out colleagues who embody our values — something we call Twilio Magic. Additionally, we empower employees to build positive change in their communities by supporting their volunteering and donation efforts.

So, if you're ready to unleash your full potential, do your best work, and be the best version of yourself, apply now! If this role isn't what you're looking for, please consider other open positions.

Twilio is proud to be an equal opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex (including pregnancy, childbirth, reproductive health decisions, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, genetic information, political views or activity, or other applicable legally protected characteristics. We also consider qualified applicants with criminal histories, consistent with applicable federal, state and local law. Qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Additionally, Twilio participates in the E-Verify program in certain locations, as required by law.

Senior Engineering Manager, Voice and Video

Benefits

Job Description