Staff Android Engineer - Walmart

Appeared for a Staff Android Design Engineer

Round 1: Hiring Manager Round

  • Questions on Previous experiences..
  • Deep dive into current work
  • View on GenAi, future of mobile
  • Reason looking out for Change

Round 2: Android Questions
This had a mix of question on basics of Android and some snippets were given, was asked to identify possible faults and errors

  • Deeop Dive into RecyclerView internals, Layout Managers
  • Garbage Collector and impact on main thread
  • Custom View and Overdraw concepts
  • Avoiding Jank and Lags, Profiler, Memory Leaks
  • Coroutine Concepts
  • Fragment Transcations, concurrency and questions related to lifecycleScope and Lifecycle owner..

Team I interviewed with used traditional XML views question were majorly focussed in that area

Result: Rejection in Round 2

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