Amazon Interview Questions

Push S. - "STAR story weaved around the project 0 to 1 execution with all the technical tradeoffs, issues, and success metrics involved."See full answer

Anonymous Aardvark - "in simple words, linear regression helps in predicting the value whereas logistics regression helps in predicting the binary classification. But lets talk through some example Linear regression model: E-commerce website pricing recommendation engine is built on linear regression model where we do have some variables such as competitor price, internal economics and consumer demand etc when we put this in a supervised learning model, it helps in predicting prices Logistics regression model"See full answer

Aswath B. - "basic drew the diagram"See full answer

Teddy Y. - "class Node: def init(self, value): self.value = value self.children = [] def inorder_traversal(root): if not root: return [] result = [] n = len(root.children) for i in range(n): result.extend(inorder_traversal(root.children[i])) if i == n // 2: result.append(root.value) if n == 0: result.append(root.value) return result Example usage: root = Node(1) child1 = Node(2) chil"See full answer

David P. - "delete"See full answer

DM - "Clarifying my assumptions first, i.e. "Technical contributions are not just writing or reviewing code". Answer : My contributions to any program I lead as a TPM are as follows : Inputs towards design, architecture review, mapping requirements to the proposed design, reviewing the implementation strategy w.r.t scalable solution, Writing core user-centric test scenarios, Validating proposed design vs implementation estimates vs initial planning. etc... Example : Situation: We are a"See full answer

Mallory M. - "The first thing I would want to do is understand why. Did the requirements change? Did we underscope the project? Were there unforeseen technical complexities? Did our capacity or velocity change for any reason? Did other more urgent priorities come up that shifted focus away from this? Next I would want to understand all of the risks of missing the launch deadline. Are other teams dependent on our work? Are there any external marketing communications tied our to launch? What will be the impact"See full answer

Chris R. - "It was like say we have a library A which has a library B as a dependency and so on, how would we determine in the dependency chain that whether there is a circular depedency?"See full answer

Soumya S. - "In 2019, I was given a very important problem to solve. In a team of 3 we had to build a mobility assist device. The customer segment we would go for was something we could decide. The project was very close to me as I had lost someone I loved because of cancer and I saw how reduced mobility was a huge pain point in not being able to do physical activities. My team could only think of elderly people as the main target market. As the Head of Product what I did was: 1) I helped them dive even d"See full answer

Sridhar K. - "Back in 2019, I had to take a decision of firing an engineer as he was rude and abusive to one of my customers"See full answer

Shasleen I. - "Clarifying Questions Who are we? Traditional elevator company or a new age tech startup Assumption: New age tech based elevator company Any constraints: Budget, etc. Assumption: No What kind of a skyscraper building: Assumption: Commercial. Includes office spaces as well as others Any particular goal with respect to building this elevator? Design best in class elevator providing the best user experience for passengers User needs - Users have the following needs when"See full answer

Dhruv M. - "While interning at Datavibe Solutions, I noticed that the operations team was still using manual Excel sheets to track vendor performance, which led to reporting errors and inefficiencies. I wanted to convince the team to adopt a Power BI dashboard I had created during my free time, which offered real-time insights and reduced manual effort, but some team members were skeptical about switching from a process they were used to. To build buy-in, I presented a live demo using their actual data, sho"See full answer

Dinesh K. - "i dont know"See full answer

Adam F. - "The instructions give an incorrect answer I think? """ // tree 1 / \ 2 3 / \ 4 5 The diameter is 4, which is the length of the path [4, 2, 1, 3] or [5, 2, 1, 3]. """ My code returns 3 for this example, and yet passes all the tests \# debug your code below root = Node(1) root.left = Node(2) root.right = Node(3) root.left.left = Node(4) root.left.right = Node(5) print(diameterOfTree(root))"See full answer

Aditya S. - "I told a story about how our team was focussed on moving a key metric i.e. NPS and to do that we build 3 top requested user feature. Post release the detractors % didn't move even though the detractors request for features shipped went down. Then I connect with users and did some analysis post which we realised that we need to pivot our focus from shipping features to enabling complete workflows for our users i.e. shipping all those feature which are used together in a feature as then only users"See full answer