Senior Cross‑Platform Performance Engineer

Roblox; San Mateo (CA); Hybrid; USD 195,780 - 242,100; Full time

Job summary

Roblox, located in San Mateo, California, is hiring a Senior Software Engineer to improve the performance of its platform used by over 150M daily. This role encompasses optimizing the Roblox client across multiple devices.

Ideal candidates will have 3+ years of experience in C++, a successful track record in performance measurement, and exceptional communication skills. The position offers a competitive annual salary ranging from $195,780 to $242,100 and encourages a collaborative work environment.

Qualifications

• 3+ years of experience writing high-quality, performant C++ code in large, complex codebases.
• Proven track record of building reliable measurement and monitoring systems.
• Ability to navigate complex systems and deliver production-grade software.

Responsibilities

• Own the end-to-end performance of the Roblox client across all platforms.
• Build benchmarking, profiling, and telemetry systems to catch regressions early.
• Collaborate with stakeholders to evaluate technical trade-offs.
• Mentor peers on performance best practices.

Skills

High-quality C++ programming

Performance optimization

Technical communication

Tools

On-device profiling for iOS/Android

Job description

Roblox, located in San Mateo, California, is hiring a Senior Software Engineer to improve the performance of its platform used by over 150M daily. This role encompasses optimizing the Roblox client across multiple devices.

Ideal candidates will have 3+ years of experience in C++, a successful track record in performance measurement, and exceptional communication skills. The position offers a competitive annual salary ranging from $195,780 to $242,100 and encourages a collaborative work environment.