Senior C++ Engineer - Cross-Platform Performance

Showcify, Inc.; Canada (KY); On-site; USD 196,000 - 242,000; Full time

Benefits offered by this job

Equity compensation

Onsite office days

Job summary

Roblox's Consumer App Foundation team is seeking a Senior Software Engineer to improve performance across supported platforms. You will work primarily in cross-platform C++ Roblox game engine code, partnering with teams across the company to identify bottlenecks, ship measurable improvements, and prevent regressions over time.

The role covers end-to-end performance on Android, iOS, macOS, Windows, Xbox, PlayStation and TV, with opportunities to mentor peers on performance best practices.

Qualifications

• 3+ years of experience writing high-quality, performant C++ code in large, complex codebases.
• Proven track record of building measurement, monitoring, or regression systems.
• Able to navigate complex, ambiguous systems and deliver stable, production-grade software.
• Excellent communication for discussing trade-offs with engineering peers and cross-functional partners.

Responsibilities

• Own end-to-end performance of the Roblox client across all platforms.
• Build benchmarking, profiling, and telemetry systems to catch regressions.
• Collaborate with Engineering, Product, and Design to evaluate tradeoffs and rollout plans.
• Drive deep technical impact, mentor peers on performance best practices.

Skills

C++ development

Performance monitoring

System navigation

Communication

Tools

Profiling tools

Job description

Roblox's Consumer App Foundation team is seeking a Senior Software Engineer to improve performance across supported platforms. You will work primarily in cross-platform C++ Roblox game engine code, partnering with teams across the company to identify bottlenecks, ship measurable improvements, and prevent regressions over time.

The role covers end-to-end performance on Android, iOS, macOS, Windows, Xbox, PlayStation and TV, with opportunities to mentor peers on performance best practices.