I had a phone screen for Google's Cloud AI organization, specifically for a Data Scientist role. I was asked about 3 questions. **Question 1: Data Manipulation** I was given an event table with columns: `user`, `company`, `event_time`, `event_type`, and `sugge...

The Online Assessment consisted of two main parts: **Part 1: Algorithmic Problem - Minimum Redistribution Cost** The problem involved a circular arrangement of warehouses, each with a certain number of products. The goal was to redistribute products so that ea...

I had my first in-person interview experience at Amazon for an internship role. Although I was invited for an onsite interview, the hiring criteria were strict. The interview process consisted of two 60-minute interviews, each with 45 minutes of technical cont...

I interviewed for a full-time Machine Learning Engineer role targeting level 6. The initial contact was through a recruiter who mentioned potential layoffs and hiring freezes, but assured me that ML/AI roles were unlikely to be affected. The onsite interview c...

The interviewer asked me to implement a persistent, memoized LRU Cache. I was provided with a Python code skeleton where an LRU cache was already fully implemented using `OrderedDict`, handling capacity and eviction. The task was to complete the cache to store...

I was contacted by a recruiter via LinkedIn for this opportunity. The interview process consisted of five rounds: - **Round 1: Recruiter Screen.** This was a brief initial conversation with HR. - **Round 2: Coding + Behavioral.** The coding question is similar...

The interviewer provided an input of traces representing function calls and returns. The task was to find the function call stack with the highest frequency. Here's the provided example input: ``` traces=[ "-> main", "-> eventClick", "-> eventClickAction", "<-...

I recently completed my interviews for a Mid-Level Software Engineer position. Overall, the experience was decent, and the questions were common interview questions. **Phone Screen:** I was asked a question similar to Top K. I used a priority queue to solve it...

The online assessment had two questions. **Question 1 (40 minutes):** I was asked to construct a lexicographically largest string 's' of length 'm'. In 'm' operations: * Choose any available element from a value list and append it to 's' (available if state\[i...