Android Performance Engineer

Location: Cupertino, CA - 5 days in work from office ; Positions: 2

Summary

We're looking for a Senior Android Performance Engineer to ensure our flagship Android application delivers a smooth, responsive, and resource-efficient user experience. You will optimize our complex app (UI, rendering, frameworks) by identifying, diagnosing, resolving performance bottlenecks, and implementing robust performance tests, with a deep focus on memory, energy, power, and thermal performance.

Responsibilities

• Lead Android performance profiling (Jank, ANRs, memory, thermal) across UI, rendering, and app frameworks.
• Optimize & fix Android UI, rendering, and system performance issues.
• Define, track, and report accurate Android performance KPIs (memory, energy, power, thermal).
• Develop, maintain, and integrate performance monitoring tools & automated frameworks .
• Implement & maintain specialized performance tests (unit, integration, end-to-end) for CI/CD.
• Act as Android performance SME, guiding teams, reviewing architecture, and staying current.
• Perform in-depth data analysis, utilizing and developing custom analysis tools for actionable insights.

Minimum Qualifications

• BS in Computer Science or equivalent.
• 5+ years in Android performance engineering.
• Expertise in Java/Kotlin for Android.
• Deep understanding of Android OS architecture & performance pitfalls.
• Expert proficiency with Android profiling tools (Profiler, Perfego, systrace, dumpsys, ADB, Battery Historian)
• Proven ability to diagnose and resolve complex performance issues.
• Adept at measuring and interpreting memory, energy, power, and thermal metrics.
• Strong Android UI optimization skills (View hierarchies, Recycler View, animations, overdraw).
• Strong understanding of mobile system architecture (CPU/GPU, memory, power management).
• Experience with performance testing frameworks (e.g., Android macro benchmark, Microbenchmark, Espresso).
• Effective communication of intricate performance analysis to diverse stakeholders,
• Proven ability to collaborate effectively with a diverse team and thrive in fast-paced, deadline driven environments.

Preferred Qualifications

• Knowledge of power management and Battery life analysis techniques.
• Experience with automated testing for native iOS/macOS applications, utilizing the XCUITest framework.
• Experience with Mac or iOS application development using Swift/Swift-UI or Objective-C.