Screening: 1. sort a string based on custom sorting 2. Get the k-th smallest element give list of sorted arrays Loop: 1. Basic calc that support * and + 2. Lowest Common Ancestor of two nodes in a tree given you have the parent pointer. 3. Design - design instagram
Can't say because of NDA
there were no questions asked
Nothing technical just about projects I worked on.
Everything was centered around designing/building a simple chat service
Can't disclose the topics due to NDA agreement
TCP/IP protocol stack, project experience
I signed an NDA but you have to know about everything from distributed systems to UI engineering to successfully get through the process.
For a real-world machine learning scenario, design an end-to-end system to address the business needs with a focus on operational excellence.
Medium level Leetcode DSA HLD , LLD, scenario based question on scaling the system.
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