I interviewed for a Data Platform role. The phone screen question was a standard Rate Limiter problem. During the onsite interview: - **Coding:** I was asked a Function Call question. The interviewer emphasized the importance of speed; slow completion would le...
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I was asked common coding questions from frequently asked interview questions. - LeetCode 994 - LeetCode 1642
The phone screen was rushed, and the recruiter didn't ask much. The technical interview was 75 minutes long. For the first 45 minutes, I worked on a coding problem. The last 30 minutes were for AI-related questions. The coding question was LRU cache, with foll...
The interviewer emphasized the importance of AI-related questions beforehand, even though my resume lacked AI experience. The interview involved implementing two classes, `Customer` and `Schedule`, to manage customer service order. `Customer` has two tiers: VI...
After introductions and a review of my resume, I was given a simple algorithm question as a warm-up. Then, the interviewer introduced the ML team's models, their inputs and outputs, and I was tasked with designing a system to connect these models. This involve...
The coding question was LeetCode 146, LRU Cache. I drew a diagram on the whiteboard, wrote the code on the whiteboard, and did a dry run.
The initial coding question involved finding the difference between two lists: identifying elements present in list1 but not in list2. My approach was to convert both lists into sets, standardizing the elements (e.g., converting to lowercase) during the set cr...
I was given an API `fetch_page(page_number)` that returns a page of data. Each page contains a list of results `data` and a `next_page_number` to fetch the next page. If `next_page_number` is null, there's no more data. I needed to implement `fetch(n)` to fetc...
I had an onsite interview. The coding rounds included a variation of LeetCode 155 and a nested key-value problem. For the system design round, I had to design a web crawler starting from a single link and handling 1000 different devices. I was asked many follo...
### Round 1: Recruiter Screen The recruiter contacted me to discuss my background, eligibility, and the interview process. This round lasted 30 minutes. ### Round 2: Phone Screen I was given external APIs to call to complete internal APIs. I had to write my ow...
