Roblox
Principal Software Engineer, App Performance
San Mateo, CA, United States · Principal · Full-time
Stay score
odds of building a lasting career here
Sponsors, but it's cap-subject — you still face the weighted lottery (~61% per draw at Level IV). Good if you win; have a cap-exempt backup on your list.
Lottery odds assume a STEM candidate.
Personalize to your clock →H-1B wage level
the lottery is wage-weighted — each level is one more entry
This range already reaches Level IV — the maximum four lottery entries.
DOL prevailing wage, 2026-27 wage year · Software Developers (15-1252) · San Francisco-Oakland-Fremont, CA. Wage level is derived by USCIS from the offered wage, occupation and worksite; the occupation shown is inferred from the job title.
Employer immigration record
from this employer's Department of Labor filings
Green-card filing pattern in this occupation
Green-card follow-through: 79%
Files H-1B transfers
Sourced from Department of Labor LCA, PERM and prevailing-wage disclosure data. Employer matching is by name, so figures may be split across an employer's legal entities. Absence of a filing means none appears in our copy of the data, not that none exists.
Community outcomes
No reports yet — be the first to help the next applicant.
About the role
- Our vision is to reimagine the way people come together, from anywhere in the world, and on any device.
- The Consumer App Performance team is looking for a Principal Software Engineer to spearhead stability and performance improvements.
- For roles that are based at our headquarters in San Mateo, CA: The starting base pay for this position is as shown below.
Responsibilities
- 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.
- 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 interruptions that hurt user experience.
- Build robust defense mechanisms for early detection of stability anomalies through real-time monitoring, alerting, and CI/CD automation.
- Work with stakeholders across Engineering, Product, and Design to align on priorities, tradeoffs, and rollout plans; ensure performance improvements support the user experience.
- Deliver improvements and guardrails that scale across mobile, desktop, and console, with informed tradeoffs for mobile constraints.
Requirements
- 10+ years of experience: working with complex client application codebases, proficiency in C++, knowledge of Lua or other scripting languages is a plus.
Compensation
- $295,250 - $345,040 USD
Visa & Work Authorization
- 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.
This listing is sourced directly from Roblox's careers page and normalized into a canonical job model.