Hiring: Senior Software Engineer- Account Authentication Company: Roblox Location: San Mateo, CA Job Posted Time: 2026-09-14 12:09:30 Employment Type: Full-time Target Skills & Keywords : Android, C++, Embedded Systems, Lua, Machine Learning, Product Management, Product Strategy, Rust, Systems Engineering, iOS About the job Experience: •15+ years): Deep background leading and architecting client systems infrastructure and strategic product initiatives at massive scale to power core user growth. Qualifications: •Client Systems Architecture & Product Leadership: Technical mastery in client-side systems engineering (C++, Rust, Lua, iOS/Android native runtimes, or cross-platform engine architectures) coupled with a strong track record of driving core growth and product strategy through authentication experiences. •Growth-Driven Client Infrastructure & Performance: Proven expertise architecting seamless client-side authentication flows that eliminate user friction, optimize app startup latency, and directly accelerate user acquisition, retention, and conversion across diverse platforms. •Secure Product & Auth Protocols: Deep domain knowledge of client-side security architecture, passkeys/WebAuthn, device attestation, and smooth protocol integration that balances robust security with effortless user onboarding. •Strategic Product Architecture: Experience defining end-to-end client engine capabilities and middleware that power product growth initiatives across heterogeneous platforms (Mobile, Desktop, Console, Embedded/VR). •Principal Client Systems & Product Leader (15+ years): Deep background leading and architecting client systems infrastructure and strategic product initiatives at massive scale to power core user growth. •Growth-Focused Product Strategist: Passionate about leveraging authentication as a catalyst for growth, focusing on user onboarding efficiency, startup performance, and seamless access across hardware ecosystems. •Performance & Telemetry Driven: Expert in client profiling, low-level tracing, client metric collection, and data-driven optimization of client system behavior and user product flows. •Cross-Functional Technical Catalyst: A collaborative engineering authority who bridges client runtime engineering, platform security, network infrastructure, and product teams to ship resilient core architecture. •Client AI & Runtime Pioneer: Passionate about embedding client-side AI/ML runtimes, intelligent device security, and context-aware system capabilities directly into client software. Compensation: •$295,250 - $345,040 / year Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!