Senior Software Engineer - Safety Experience
- Location
- San Mateo, CA, United States
- Salary range
- USD $243,290 – $295,250 base
- Workplace
- In office
- Level
- Senior / Staff IC
- Job family
- Engineering
- Posted
- 4 months ago
The T&S Network estimates this role to be P3, Senior. The typical base salary for that level in Safety Engineering & Data Science is $160k to $230k at an employer this size in the San Francisco Bay Area. Key skills at this level: owns a detection system end to end, including its drift and its retraining, designs for adversarial pressure rather than for a static distribution, and sets evaluation methodology others in the company adopt.
Why this level
Estimated from the posting rather than stated by the employer: the posting states the level in its title · the title reads as P3 · asks for 7+ years · posts $243k to $295k base at a company of 500 to 5,000 in the San Francisco Bay Area.
The role, in T&S terms
Written by the T&S Network from Roblox's posting.
Engineering for the internal tooling that Roblox's Safety org uses to run moderation and investigations on a platform of tens of millions of daily users. The Safety Application pod builds safety labeling and investigative applications and shared moderation primitives, and the stated problem is scaling safety operations as threat volume and complexity grow.
What you'd do
- Own the technical lifecycle of full-stack safety labeling and investigative tooling, from spec through rollout.
- Build shared components like compliance infrastructure, QA, traffic routing, and workforce management tools.
- Build agentic AI labeling frameworks and integrate LLM-based approaches into moderation solutions.
- Create self-serve onboarding paths so external integrator teams can add new safety surfaces.
- Lead multi-quarter, cross-organizational initiatives and resolve dependencies and cross-team blockers.
- Mentor engineers, run design reviews, and set best practices across the safety platform.
What it asks for
- 7+ years of software development experience, including full-stack work on production systems.
- Experience designing high-throughput microservices handling thousands of requests per second.
- BS in Computer Science or a related technical field, or equivalent experience.
- Proficiency across languages and frameworks such as modern React, Golang, Python, and relational or NoSQL databases.
- Experience instrumenting user data and running A/B tests to inform design decisions.
- Familiarity with cloud platforms and modern machine learning or agentic AI approaches.
Our best summary of the posting, and it can be wrong. The employer's posting is what counts: read it in full on Roblox before you apply. If we got something wrong, report this listing.
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Still listed 14 hours ago
About Roblox

The employer
About Roblox
Gaming · Social platforms · San Mateo, CA · 1,001 to 5,000 people · Founded 2004
Platform where users build and play each others games, with a largely young player base.
Moderation, reported
Roblox filed 11.8M moderation decisions with the European Commission for May 2026.
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