I had a technical phone screen that covered two main topics. **Coding:** I was asked to implement an in-memory database with `set` and `get` methods. The `get` method required a `sort_by` parameter. I needed to pay attention to edge cases. ``` class DB: def se...
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I had to design an in-memory database. The key requirements were: * Support for data insertion. * Search based on column names. * Flexible schema, similar to DynamoDB, allowing arbitrary column definitions. * Data insertion supporting missing columns. After co...
I had four rounds of interviews. - Round 1: I was asked coding questions (LeetCode 593, 514, 7). - Round 2: I was asked to manually implement Linear Regression and Logistic Regression, and make them runnable. - Round 3: I had a behavioral discussion with the h...
The problem was to find the fastest mode of transportation to commute from 'S' to 'D' in a 2D city grid, minimizing commute time and cost, given time and cost matrices for available transportation modes. Only horizontal and vertical movement were allowed. I in...
I was asked two coding questions: * LeetCode 50 * LeetCode 680 with a follow-up involving performing the operation k times.
I was given two coding questions for the online assessment: 1. String Compression (LeetCode 443) 2. Minimum Operations to Reduce an Integer to 0 (LeetCode 2571)
The call began with the interviewer asking about my experience building user-facing features. The warm-up was Validate Event Schedule Numbers: https://www.chillinterview.com/learn/coding-interview-questions/validate-event-schedule-numbers The main question was...
I was asked to design a book seller platform. more details can be found at https://www.hellointerview.com/community/questions/book-seller-platform/cm8j5hkhi009ouxg8w34ni7nd?company=Databricks&ref=1point3acres
The interviewer introduced the prompt as a game between two players choosing treasures from a row. The question was Treasure Row Duel: https://www.chillinterview.com/learn/coding-interview-questions/treasure-row-duel. I was asked to reason about what outcome a...
I had four back-to-back rounds in one afternoon. **Round 1:** This round consisted purely of behavioral questions and follow-up questions. **Round 2:** This round consisted of behavioral questions and two LeetCode questions: * The first question was similar to...
