Applicants must be authorized to work for ANY employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa at this time. Job Location Cupertino, CA (5 days in office) Android Performance Engineer 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, Perfetto, 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, RecyclerView, animations, overdraw). • Strong understanding of mobile system architecture (CPU/GPU, memory, power management). • Experience with performance testing frameworks (e.g., Android Macrobenchmark, 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. Kaleidoscope, an Infosys Company, is an equal opportunity employer, and all qualified applicants will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, spouse of protected veteran, or disability.