Senior Software Engineer, Video Rendering

Showcify, Inc.; San Mateo (CA); On-site; USD 243,000 - 295,000; Full time

Job summary

Roblox is seeking an experienced Android-focused C++ engineer to design and optimize high-performance video features across devices. You’ll work with NDK APIs such as Vulkan and AMediaCodec to capture, encode, decode, and render video within a 3D immersive environment.

With 8+ years in C++ on Android, you’ll tackle a broad range of challenges, collaborate with multiple Roblox teams, and contribute to our scalable client experiences. Office-based role with on-site days and flexibility as needed.

Qualifications

• 8+ years designing, developing, and debugging complex C++ apps on Android.
• Experience with a broad range of Android devices.
• Proficient with Vulkan or OpenGL in a performance-focused environment.
• Knowledge of video codecs and how video is compressed, delivered, and decoded.

Responsibilities

• Design, develop, and optimize video capture, encoding, playback, and rendering on Android (NDK).
• Architect and implement our vision for video in a 3D immersive environment.
• Collaborate across Roblox to apply video tech in products and platforms.
• Contribute to backend microservices and, when needed, cross-platform work across desktop and consoles.
• Stay current with new video tech and industry trends.

Skills

C++ on Android

Android performance

Video/graphics tech

Tools

Vulkan

OpenGL

Job description

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.

The Video Team is responsible for adaptive video playback and rendering, screen recording, camera capture, live video, video ads, video transcoding, and moderation. We develop on mobile, desktops, consoles, web, and our backend microservices platform. This is a hands‑on role focused on Android with the opportunity to work across all the areas. This role is not a video codec research or implementation position; we only use industry‑standard codecs.

You Will:

• Design, develop, use AI/LLMs, optimize, and debug video capture, encoding, playback, and rendering focused on the Android platform using NDK APIs like Vulkan and AMediaCodec.
• Innovate, architect, and implement our vision for video in a 3D immersive environment.
• Have the opportunity to work across our platforms (desktop, mobile, and consoles).
• Have the opportunity to work on our backend microservices
• Collaborate with different teams all across Roblox to develop new uses of video.
• Be guided to create state of the art video tech for gaming industry

You Are:

• An experienced engineer with 8+ years of designing, developing, and debugging complex C++ applications running on Android.
• An expert with the wide variety of Android devices from junk to gold.
• Proficient with using Vulkan or OpenGL on Android in a performance oriented environment
• Knowledgeable within the video domain. You know the difference between AVC, HEVC, and AV1. You understand how video is compressed, delivered, and decoded. You don't have to look up the meaning of YUV or HLS. You love to pick up new technologies as the landscape evolves.

Annual Salary Range

$243,290 — $295,250 USD

Roles that are based in an office are onsite Tuesday, Wednesday, and Thursday, with optional presence on Monday and Friday (unless otherwise noted).

Roblox provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. Roblox also provides reasonable accommodations to candidates with qualifying disabilities or religious beliefs during the recruiting process.

For US based roles only, please note the Company may not be able to employ candidates for this role who have United States work authorization related to certain U.S. visa categories, or support future H-1B sponsorship at this time.