Senior SRE — Scalable, Fault-Tolerant Systems

Roblox Corporation; San Mateo (CA); On-site; USD 243,000 - 295,000; Full time

Job summary

Roblox Corporation in San Mateo, CA is seeking a Senior Software Engineer for the Reliability team. You will drive system evolution, ensuring performance, reliability, and efficiency while collaborating with cross-functional teams to support growth.

Role emphasizes fault tolerance, tooling, and observability to maintain Roblox's scale toward 1B daily users. Office presence Tue–Thu with optional Mon/Fri; salary range shown below.

Qualifications

• BS degree in Computer Science or related field.
• 4+ years of experience in Site Reliability or software engineering.
• Experience building reliable, scalable systems.

Responsibilities

• Create libraries for fault-tolerance and resilience (retries, circuit breakers, adaptive concurrency).
• Automate and standardize tooling to power Roblox's ecosystem.
• Develop production guardrails and load testing before deployments.
• Build monitoring/observability to diagnose capacity issues and degradations.
• Create canarying tools with alerting for production changes.

Skills

Go

C#

Java

Reliability tooling

System design

Education

Bachelor's degree in Computer Science

Job description

Roblox Corporation in San Mateo, CA is seeking a Senior Software Engineer for the Reliability team. You will drive system evolution, ensuring performance, reliability, and efficiency while collaborating with cross-functional teams to support growth.

Role emphasizes fault tolerance, tooling, and observability to maintain Roblox's scale toward 1B daily users. Office presence Tue–Thu with optional Mon/Fri; salary range shown below.