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Roku Embedded Engineer Interview Questions

The questions to prepare for a Roku Embedded Engineer interview. Questions from real interview reports rank first. Updated weekly.

20questions
~3htotal time
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1
CodingStart here. 9 questions · ~83 min
Reverse Linked List In-PlaceEasy
Practice

Reverse a singly linked list in place by rewiring next pointers in one pass.

Linked ListsAlgorithmsRoku
Bitwise Register Bit ManipulationEasy

Explain how to set, clear, toggle, and read specific bits in a register using bitwise operations.

Bit ManipulationArraysRoku
Extract 12-Bit ChunksMedium

Tests bit-level parsing and careful handling of non-byte-aligned data.

data parsingBit ManipulationRoku
Cycle Detection in Linked ListsMedium

Tests algorithmic thinking for cycle detection with O(1) extra space.

Linked Listscycle detectionTwo PointersRoku
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2
Security & Infrastructure4 questions · ~37 min
C/C++ and Linux ConcurrencyMedium

Assesses your breadth of core engineering skills for embedded development on Linux.

c/c++Operating SystemsRoku
Bit Manipulation and RTOS ConceptsMedium

Tests embedded fundamentals across bit operations, RTOS concepts, debugging, and IPC.

RTOSDebuggingRoku
Linux Driver DevelopmentMedium

Evaluates your practical experience with Linux driver design, interfaces, and debugging.

driver developmentlinuxRoku
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3
Behavioral & Leadership7 questions · ~65 min
When Hardware Limits RequirementsHard

Tests tradeoff analysis, communication, and engineering decision-making under constraints.

Decision MakingStakeholder Managementresource constraintsRoku
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