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I had to solve these two coding problems: 1. Given an integer array `arr`, find all subarrays where the length of the subarray, `n`, appears as an element within that subarray. 2. A circular network is made up of components, represented as a string `components...
I interviewed for a Principal Machine Learning Engineer role. The overall interview process consisted of three rounds. **Round 1: Project Presentation** This round required me to prepare slides and present one of my work projects to several interviewers. I cho...
The question I got was: Implement a function `timer` that takes a single argument `seconds` (integer representing the number of seconds). The function returns a string representing the time in a human-readable form up to Months (assuming 30 days in a month). E...
I interviewed for a full-time Machine Learning Engineer role (requiring a PhD) at Roblox, coming from an existing position. The experience was ultimately very negative. There were three rounds: 1. **ML Modeling Round:** This round focused on standard recommend...