Senior 3D Engine Lead: Scalable Avatars & Worlds (Equity)

Roblox; United States; On-site; USD 243,000 - 295,000; Full time

Benefits offered by this job

Equity compensation

Job summary

Roblox’s Geometry Scalability team builds the systems powering avatars and environments across Roblox. Our mission is to enable millions of developers to build large, high-fidelity worlds and multiplayer experiences that still run smoothly on phones and low-end devices.

We’re the team that lets Roblox experiences evolve from simple platformers into massively multiplayer, open-world, AAA-quality games. This is a CEO-level priority: how Roblox “ages up” from kids’ games to experiences everyone

Qualifications

• 8+ years of professional experience building and shipping high-performance systems in domains such as game engines, real-time simulation, robotics, AR/VR, or similar.
• Strong proficiency in C++, with a focus on writing clean, efficient, and maintainable code in large codebases.
• Hands-on experience building at least one production system involving real-time 3D rendering, mesh or geometry processing, LOD, animation/skinning, spatial data, 3D asset pipelines, or GPU/client performance.

Responsibilities

• Design and ship 3D engine systems for avatar and environment geometry, including mesh processing, level of detail, transcoding, streaming, runtime loading, and related performance systems.
• Partner closely with other teams (Rendering, Avatar, Studio) and external developers so that the features you build are directly usable to create amazing experiences.
• Profile and improve the performance of our game engine across a wide range of devices, with particular attention to mobile.
• Lead by example: drive projects end-to-end, mentor other engineers, and help set a high bar for technical quality and code health on the team.

Skills

8+ years experience

C++ proficiency

3D systems experience

Real-time performance

Ownership in ambiguity

Collaboration & communication

Job description

Roblox’s Geometry Scalability team builds the systems powering avatars and environments across Roblox. Our mission is to enable millions of developers to build large, high-fidelity worlds and multiplayer experiences that still run smoothly on phones and low-end devices.

We’re the team that lets Roblox experiences evolve from simple platformers into massively multiplayer, open-world, AAA-quality games. This is a CEO-level priority: how Roblox “ages up” from kids’ games to experiences everyone