The question I got was: Given a URL array, where each URL corresponds to a text file containing user reviews and an optional URL pointing to the next file, and given a negative keyword dictionary, collect all negative reviews for each movie. During the intervi...
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## Preparation Tips & Key Takeaways ### What I Learned - I need to be prepared to discuss trade-offs between different system design approaches. - Practicing similar coding problems would have been beneficial. ### Recommended Preparation #### Coding Practice -...
The prompt was to implement an expiring key-value store with a follow-up on how to delete expired keys. **My Approach:** 1. I chose to use a hash map to store the key-value pairs along with their expiration timestamps. 2. For deleting expired keys, I proposed...
The technical phone screen involved implementing an in-memory file management system that supports CRUD operations and version control. I focused on using appropriate data structures for efficient storage and retrieval of file data. I also emphasized the impor...
The HR screen consisted of the following questions: 1. Tell me about your current project and job responsibilities. 2. The HR representative introduced the work the hiring team does. 3. Do you have skills in Java/Scala, Kafka, etc.? 4. Why do you want to leave...
The coding question I received was to implement an expiring key-value cache. **My Approach:** 1. I started with a lazy deletion implementation. 2. Then, we discussed how to prevent out-of-memory (OOM) errors. 3. I was asked to create a separate thread to remov...
## Preparation Tips & Key Takeaways ### What I Learned - String parsing in coding interviews can be time-consuming; practice efficient parsing techniques. - For system design, understand the nuances of different components and their interactions, especially wh...
The coding round was a variation on a common algorithm problem. The problem-solving round focused on how I communicated with the interviewer and how well I could explain my thought process to find a viable solution. The problem was: Netflix home page viewport...
The coding question I received was: Design a framework that can execute tasks with dependencies. This included: - Defining a `Task` interface. - Designing the framework to handle dependencies between tasks. **My Approach:** 1. I began by defining the `Task` in...
The coding question I got was: LeetCode 2622. Cache With Time Limit Follow up: How would you clean up expired data? **My approach:** 1. First, I implemented the basic cache functionality using a dictionary to store the key-value pairs and their expiration time...
