Interview Questions

Anonymous Muskox - "Interviewer : How would you reduce ride cancellation on Uber ? Shailesh : Okay before I jump onto the solution, I would like to clarify some points for better understanding. So ride can be cancelled from the both the parties rider and the driver ? So which side are we talking about ? Interviewer : we are seeing more cancellation from diver side. Shailesh : From how long we are seeing this trend ? Interviewer : you can say from an year. Shailesh : Okay, also are we seeing these cancellations from"See full answer

Megha V. - "Gradient Descent is an optimisation strategy used in several supervised learning models. It is the technique for finding the optimum solution of an objective function. Typically, for a linear regression use case, it is used to find the weights and bias that produce the lowest loss. It involves computing the partial derivative of the objective function with respect to the weight and bias vectors. To find the optima of the function, the derivative is equated to 0, and iteratively the weight and b"See full answer

Anonymous Fox - "In what terms we need to improve the quality? Is there any focus on any particular host/customer experience? - Let’s consider that we need to improve the customer engagement on Airbnb platform. Airbnb has both - web interface as well as mobile interface. So, I am assuming the experience on both the platforms. I will brief about Airbnb - Airbnb provides homeowners to rent their spare rooms/properties to travelers/visitors and at the same time, travelers/visitors can get accommodation at budget"See full answer

Vikas T. - "Too much talk nothing concrete to know about the person that I am interviewing."See full answer

EssGee - "I think i would start by asking what's driving the strategy for testing new ad formats? Possible options could be Increase monetization? Improve ad effectiveness? Any other objectives? Assuming that its both 1&2 - we want to test new ad formats to gauge if these are more effective and lead to higher monetization Ground the conversation into current scenario Instagram Reels is aa short form video platform that users use to showoff their creativity Reels is a relatively new addition to"See full answer

Bk - "To bring any product to market here are the below steps that I would (did) take: 1.Understand the problem stmt / stakeholder need and asses depth of the problem (qualitatively and then gather metrics to quantify it) 2.Do market study on understanding relatable solutions if any 3.Carve out viable solution/ideation that aligns with overall Business Vision/Goal 4.Get stakeholders buy in on the idea 5.Guesstimate and prioritize high level features, Cost and ROI. 6.Build Business case for Project Le"See full answer

Kshitij A. - "The question is bit vague (I guess deliberately) so I believe firstly we shall ask questions and resolve ambiguity. Some initial questions could be : 1) Is this one time activity or something that should be done on continuous basis. If continuous basis then at what frequency. 2) How much staleness is acceptable in SYSTEM Y data 3) Are there any limitation in SYSTEM Y and is it fair to assume that we would need some kind of transformation to bring data into SYSTEM Y schema. 4) What kind of vol"See full answer

Soledad A. - "Where is the second part of the video?"See full answer

TurboPM - "Assumptions: Geo: US Channels: Both Mobile/Web Includes Stocks and other kinds of tradable financial instruments Product for end users and not for FB employees to trade stocks or financial Instruments Separate App or integrated within the FB Blue App? Integrated within the Blue App Constraints:None Why might this make sense for FB? Recently with the advent of free retail trading platforms like Robinhood stock trading has been democratized and common people, young and old, hav"See full answer

Darren L. - "First I will set up the formula, second I will calculate each of the components then adding them up. Finally, I will talk about corner cases if any. 1, To begin with, I want to think broadly what could go into the equation. Bandwidth depends on number of devices at a time, so if a student use both laptop and phone at the same time then we have 2. Beside, grad students need internet for various reasons, such as checking email, searching on Google for information, watching lectures... Different a"See full answer

Scott S. - "Great question! Last year, we were working on a critical project to develop a real-time risk analytics platform. This platform was designed to provide our traders with instantaneous risk metrics, allowing them to make informed decisions in a fast-paced trading environment. Midway through the project, we faced a significant issue: our chosen data processing framework was not performing as expected under the high data throughput required by our trading algorithms. This was causing unacceptable lat"See full answer

Niranjan M. - "Interesting question. Let's take a step back and focus on the WHAT and WHY of Google Flights. The narrative for Google Flights as a product or platform imo is: As a platform, I wish to make flight information available, so that users can make knowledgable decisions based on their travel needs. So essentially, it helps users by providing information, so that they can make optimized decisions. In order to determine if Google should introduce ads, we should consider the impact on both val"See full answer

Maya B. - "Sounds like interesting problem! First I'd like to clarify a few things.... Clarify/Find Constraints. WHO - who are we improving the post-booking experience for? restaurant visitors? or restaurant staff who view reservations? new vs existing users? WHAT - what do we mean by improve? is there a specific metric we're looking to improve upon (user experience? increasing show-up rate? booking a second time? etc.?) confirm process/JTBD - are we referring to the standard OpenTab"See full answer

John F. - "Currently, I do a lot of data analysis using Azure Databricks and PowerBI. In Databricks, I write some basic SQL queries to retrieve the data and then pull that data into PowerBI for analysis. While this is sufficient, I believe there is room to make this skill set stronger. One way that I mitigate this currently is to maintain a strong relationship with our data analytics team. Whenever I have issues massaging or querying the data, I will reach out to one of those team members to help me get to"See full answer

Rupam S. - "Are you serious? What kind of dog is it? Why would a dog watch Netflix? What kind of movies do they like? Why are we only considering dogs? What’s wrong with cats? Are they going to play movies by themselves? Is it for pet dogs or stray dogs? Who will pay the subscription fees for them? "See full answer

Anonymous Muskox - "Interviewer: What is your favourite Google product, and how would you improve it? Shailesh: Alright, before that, let me clarify; I have to give the Google product, which I like the most, irrespective of how it is currently performing in the market, is it a market leader or not. Also, I need to justify why it is my favourite product and suggest some improvements. Interviewer: Perfect Shailesh: Okay, the way I would like to go about it is, first, I will explain what qualit"See full answer

fuzzyicecream14 - "1. Sales & Revenue Metrics Total Units Sold – Tracks overall headset sales volume. Revenue Growth (%) – Measures whether revenue is increasing from headset sales over time. Sales by Channel – Identifies how sales are distributed across Google Store, third-party retailers (Amazon, Best Buy), and carrier partnerships. Sales by Region – Helps understand geographic demand and refine regional marketing efforts. Attach Rate – Measures how often the headset is purc"See full answer

Guilherme M. - "Question: An array of n integers is given, and a positive integer k, where k << n. k indicates that the absolute difference between each element's current index (icurrent) and the index in the sorted array (isorted) is less than k (|icurr - isorted| < k). Sort the given array. The most common solution is with a Heap: def solution(arr, k): min_heap = [] result = [] for i in range(len(arr)) heapq.heappush(min_heap, arr[i]) "See full answer

Michelle D. - "I'd approach this first with a clarifying questions geared towards fraud prevention as these are going to be important to actually finding a root solution. I'd want to take cues from the interviewer in order to then identify potential hypotheses. Clarifying questions: How is fraud calculated? It's important to clarify the metric used to know that fraud is increasing. For example, is this a percent of all customers or transactions? Is the fraud that the merchant reported confirmed fraud"See full answer

Zhi C. - "The opening of people spending a lot time on Facebook is way too long. Almost half time of the video. The analysis of Facebook business model should be very brief. People know Facebook business model. Maximize the ads display while balancing the user experience is the key. She can drive to this point much faster. Segmentation of user group feels irrelevant to the question. I would answer the question in a different way. Ads revenue is the single most revenue stream for Facebook. So we c"See full answer