Lead Qa Engineer Interview Questions

1,652 lead qa engineer interview questions shared by candidates

Given a large-scale microservices architecture with asynchronous communication and distributed data storage, how would you implement a robust and scalable testing strategy to ensure data consistency, fault tolerance, and overall system reliability? Please outline your approach, including test automation frameworks, performance testing methodologies
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QA Lead

Interviewed at NTT DATA

3.7
Oct 9, 2024

Given a large-scale microservices architecture with asynchronous communication and distributed data storage, how would you implement a robust and scalable testing strategy to ensure data consistency, fault tolerance, and overall system reliability? Please outline your approach, including test automation frameworks, performance testing methodologies

1. Java coding: find the longest substring from a string, In an array {1,0,2,3,0,4,0,0} the output should be {1,2,3,4,0,0,0,0} 2. Stream APIs in JAVA, get the first and second highest in an array using Streams 3. Get data from the Hash Map, using entry set 4. take input from the system as string and shift it to 3, ex: Tuesday and output should be: sdayTue
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QA Lead

Interviewed at Coforge

3.7
Mar 11, 2025

1. Java coding: find the longest substring from a string, In an array {1,0,2,3,0,4,0,0} the output should be {1,2,3,4,0,0,0,0} 2. Stream APIs in JAVA, get the first and second highest in an array using Streams 3. Get data from the Hash Map, using entry set 4. take input from the system as string and shift it to 3, ex: Tuesday and output should be: sdayTue

They also wrote some sequences of letters up on a whiteboard, gave me a description of an operation to be performed on them, and asked me how I would test it. It was pretty uncomfortable. The guy asking the questions was hoping for a specific answer, which was the halting problem. Seriously.
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QA Lead

Interviewed at ArcherDX

3.7
Aug 13, 2015

They also wrote some sequences of letters up on a whiteboard, gave me a description of an operation to be performed on them, and asked me how I would test it. It was pretty uncomfortable. The guy asking the questions was hoping for a specific answer, which was the halting problem. Seriously.

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