Amazon Quality Assurance Engineer interview questions

Why do you want to change your job?

1.write program for Group anagram program[leetcode problem] 2.test plan and test strategy for Automated parking kisok system 3.Testcases for Automated parking kisok system 4.Suppose spotify streaming [mobile app]was working till last night but not working in morning .How to bug this and tell me Testcases/testplan/test strategy for the same. 5.Tell me about complex problem you have worked on 6.At launch day,you found defect which is high serverity and priroity in nature but developer said its impacting only 1% of the customer.What will you do.