# Senior Software Engineer, Geometry Systems at Roblox

- Company: Roblox
- What the company does: Roblox is a global platform where millions of people gather together every day to imagine, create, and share experiences with each other in immersive, user-generated 3D worlds. Backed by Greylock, a16z and Index.
- Company website: https://about.roblox.com/
- Type: Startups
- Level: Senior
- Location: San Mateo, CA, United States
- Work setup: On-site
- Posted: 2026-09-15
- Apply by: 2026-10-30
- Apply: https://careers.roblox.com/jobs/8205219?gh_jid=8205219
- Page: https://www.1752.vc/careers/jobs/roblox-senior-software-engineer-geometry-systems/

## About the role

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. 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.

## What they're looking for

- Proven Expertise: 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 C++ Experience: Deep proficiency in C++, with a focus on writing clean, efficient, and maintainable code in large codebases
- Real-time Performance Mindset: Experience diagnosing tradeoffs among CPU/GPU time, memory, loading latency, visual quality, and frame-time stability on constrained platforms such as mobile or console
- Collaboration and Communication: Ability to work effectively across teams (Engine, Rendering, Avatar, Studio, and developer-facing teams) and explain complex technical topics clearly to different audiences

Tags: Software Engineering