Amazon QA Engineer interview questions

First round: 2 coding and 20 mcqs Second round: An algorithm problem Third round: A puzzle and a testing scenario Fourth round: Three testing scenario and a puzzle Fifth Round: Two testing scenario if we are average in thinking and good in implentation we can crack the intial rounds further rounds depends on both luck and performance.

Onsite interview for amazon silk QAE position, 4 technical which includes testing and coding exercise. 5th round HR. More behavioral questions on how would you deal with a situation. Questions on sum up all elements in a matrix and how to find a pair which sums up to a given element in an array. They are expecting optimized solution here.