Senior QA Engineer (Audio, Video, Communication)

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. 

At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. 

A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.

As a Senior Quality Engineer, you will be embedded within the AVC team and will be part of the centralized Engine QA organization within Engineering Productivity at Roblox. This team is responsible for ensuring the quality, performance, and reliability of Roblox’s real-time Audio, Video, and Communication systems that power voice chat, video streaming, spatial audio, and live interactions across platforms.

You’ll partner closely with engineers, release teams, and automation framework owners to validate low-latency, real-time systems that operate at massive global scale. Your work directly impacts how millions of players and creators communicate in real time ensuring clarity, synchronization, performance, and stability across desktop, mobile, console, and VR.

You Will:

• Define and execute test plans for AVC features (voice, video, audio pipelines, streaming).


• Validate performance, latency, and stability across platforms and network conditions.


• Integrate AVC automated tests into CI/CD systems.


• Partner with engineers to analyze performance telemetry and debug complex issues.


• Lead release readiness testing for AVC components.


• Participate in on-call rotation for emergency validation.

You Have:

• 8+ years of QA experience in real-time systems, media, networking, or game engines.


• Strong understanding of audio/video streaming concepts and performance constraints.


• Experience testing voice or video chat systems both hardware and software (eg. video conference)


• Hands-on experience with automation frameworks and CI/CD pipelines.


• Excellent debugging skills for timing, performance, and cross-platform issues.


• Proficiency in Python, C++, or Lua.


• Strong cross-functional collaboration skills.