Meta Interview Questions

Rjj - "I tried solving this question and here is the recorded video for the entire solution - https://youtu.be/G_LIbTp58XA Feel free to comment here or on the video for further discussion."See full answer

Taheia S. - "at first I want to know number of cluster I will put random number if I don't know and I will use method called Elbow method or Silhouette Score ,Gap Statistic and Davies–Bouldin Index to know the best number of cluster and I will use scikit-learn library to import kmeans from sklearn.cluster import KMeans kmeans = KMeans(nclusters=2, randomstate=0) kmeans.fit(X) and X this my data "See full answer

Mehdi K. - "It would be good to talk about the impacts on costs as well"See full answer

Scott S. - " A couple of years ago, we were working on a project to integrate a new third-party data feed into our existing data processing pipeline. This data feed was critical for enhancing our trading algorithms with more comprehensive market data. Given the tight timeline and high stakes, I decided to push for a rapid implementation. In my eagerness to meet the deadline, I underestimated the complexity of integrating this new data feed. I did not allocate sufficient time for thorough testing and valida"See full answer

Will I. - "Is it bad to get the answer a different way? Will they mark that as not knowing Bayes Theorem or just correct as it is an easier way to get the answer? The way I went is to look at what happens when the factory makes 100 light bulbs. Machine A makes 60 of which 3 are faulty, Machine B makes 40 of which 1.2 are faulty. Therefore the pool of faulty lightbulbs is 3/4.2 = 5/7 from machine A and 1.2/4.2 = 3/7 from Machine B."See full answer

Marie E. - "Trying to decide on if they should include a step to upload a profile picture in the onboarding flow or not? Why does facebook have a profile picture? What value does it add? User value - Connections: having a picture on your profile, help drive friending and follows. Because users can put a face with the name. And they cna also recongize people they may not immediately know from a name (or a common name) and want to friend them. Business value - Integrity: maki"See full answer

Shuchi A. - "A few months ago I joined a micro-services platform engineering team as their manager, at that time my team was struggling to deliver towards an upcoming production deadline for a customer facing product. Production date had been moved 5 times already and there were about 40% of product features which were remaining to be tested and signed off to move to production . I was made responsible to deliver the release of this product within the deadline and turnaround the software delivery throughput."See full answer

Upasana S. - "Clarifying questions: What is a roofer? A: A person who constructs and repairs roofs. Should this include construction companies or the actual people who construct it, like masons, labourers? A. you can define the segment Any specific geography to operate in? No, any geography or worldwide can be chosen Does the company have a goal in mind? New product creation to capture a market. Can the product be a physical product? Yes. In terms of constructing roofs, there is generally no separate company"See full answer

Soodong P. - "Problem Understanding Is it within FB applications? > Yes FB Date has one on one matching. Can I consider extending existing capability? After matching, are we considering interactions within FB as well? FB mission is to give people power to connect build community and bring the world closer. Building connection through content engagement is the core of the FB product. With increased demand on learning online and velocity of acquiring new skills required to find a job or sustain in"See full answer

Anonymous Capybara - "using a relational database isn't a good choice for this system! we need more availability here than consistency (CAP theorem)"See full answer

Anonymous Crab - "Clarify: IG shops is the marketplace on IG, where users can view items listed for sale by creators/businesses and also search for specific items or categories. Users can actually buy through shops instead of getting navigated to the original business website. Correct? Clarify: Can only sellers/businesses which own their inventory have a "shop"? Or can a social media influencer (different IG account) sell on behalf of a business? Structure: In order to figure out what success looks like, I'd fi"See full answer

Robert H. - "I use ChatGPT a lot to either refine my own answers or stories and make them better, or to answer questions which I would then refine to be more personal to me. Here's what ChatGPT says about this question: This question is testing your analytical thinking, data-driven decision-making, and product sense—especially in the context of Meta’s focus on engagement and content ranking. The best approach is to **define key engagement metrics, outline an experiment design, and consider trade-of"See full answer

Scott S. - " Project Overview: Real-Time Risk Management System Objective The goal was to develop a real-time risk management system capable of processing and analyzing large volumes of trading data to provide near-instantaneous risk assessments. This system was crucial for enabling traders to make informed decisions while managing their exposure to various market risks in real-time. Complexity Factors 1. \\Data Volume and Velocity\\ \\High Throughput:\\ The system needed to ha"See full answer

Anonymous Sparrow - "Before I jump in, will this product be part of the FB ecosystem? If it's up to me, although I think wine has a great social element and is shared when people are connecting...I would hesitate to create a product that promotes alcohol consumption on FB. So I would choose to have it live outside of FB. With that, let me start by making sure I understand the product correctly, talk about some metrics we can target. Then we can think through who our users are and outline some of their needs. Final"See full answer

Neha A. - "Start with FB vision What are local awareness ad. Ad content that is shown to people when they are in proximity to a brick and mortal stores. Why did fb start local awareness ads. They are very effective in helping businesses acquire customers, or create top of mind recall. Drive business revenue and visibility. Helps FB monetize and enables users discover local businesses. Goal – [secondary] is to ensure that we build visibility for the businesses. [Primary ] Customer engagement. engage the c"See full answer

Christopher K. - "Clarifying/Requirements House hunting is something I'm familiar with as someone who has rented, owned, and invested in the past. When I was looking for a place to live, the stage of where my life plays an important factor in determining how I look for a place. Before I start, I would like to ask some clarifying questions for better context and understanding. Did FB release any app related to house hunting - No, this would be a completely new feature. Will this be a stand-alone or"See full answer

Rani Y. - "Design a Fundraising product Clarifying questions : Are we creating this a standalone product or creating this within Meta apps ? Global product ? Lets say global product What is fundraising ? Raising money for cause Why is it imp ? Allows individuals to see bigger changes with small contributios why now? increased social causes, creator economy, or global crises. Want to make it accessible for everyday person rather than limiting to bigger organizations Ties into Metas mission to give"See full answer

Ben G. - "Situation - A situation where I used creative / innovative thinking to eliminate frustration with a product was while I was working on Point of Sale and Polaris for Retail Design System for Shopify. Upon seeing our vision for the future of this design system, it lacked a lot of the visual polish and necessary components that would make the product much more competitive in the market - this included having a lack of an interaction model for what is tappable vs. not tappable as well as containmen"See full answer

Vikash A. - "Functional Requirement Upload the file of any type POST v1/drive Upload the another version of file. POST v1/drive/{fileId} Delete the file. DELETE v1/drive/{fileId} Share the file. POST v1/drive/{fileId} Control the access level of the file. Provide the file accessibility following the directory structure. Non Functional Requirement Reliability: The file along with its versions uploaded should be"See full answer