Principal Software Engineer, App Performance

Roblox · San Mateo

Don’t apply blind. See how your CV matches Software Developer first — free, in 30 seconds.

You will leave NewLuxJob. We do not receive or handle applications.

Company
Roblox
Location
San Mateo
Salary
$295,250 — $345,040
Posted
October 5, 2026

About this job

The Consumer App Performance team is looking for a Principal Software Engineer to spearhead stability and performance improvements. You will work across system-level, cross-platform C++ game engine, and front-end codebase, partnering with teams across the company to identify bad behavior patterns and performance bottlenecks, ship measurable improvements, and prevent regressions over time. Our team owns the end-to-end performance of Roblox, from speed and responsiveness to efficiency and stability, across all devices and platforms we support: mobile, desktop, and console. You will: Drive research of new opportunities, build and execute roadmaps to improve stability and resilience of Roblox across all target platforms Design novel solutions to prevent and mitigate crashes, hangs, and other…

This is a short summary.

Want to know if you're a fit? Check your CV against this role — free, in 30 seconds.

Most-requested skills in the United States

Based on 937 United States vacancies that list requirements, these are the skills employers ask for most often.

  • Python56% of postings
  • AWS39% of postings
  • Java38% of postings
  • CI/CD33% of postings
  • Kubernetes32% of postings
  • Agile/Scrum28% of postings
  • React22% of postings
  • SQL20% of postings
Software Developer skills

Similar jobs

See if your CV fits this job

Paste your CV for an instant match score against this role — and get a tailored cover letter in one click.

  • Instant match score for this role
  • Tailored cover letter in one click
  • Free — no credit card
Check my CV — free