Interview Questions

Anjesh D. - "I had multiple RCA to complete and each one had a deadline but the process to complete them wasn't streamlined which cause some of them to miss SLA and point of contact felt frustrated as she has no information to give to customer. I received feedback that what blocked me to move forward on those and how can I do better next time?"See full answer

Kk - "Clarifying Questions : By reducing bandwidth , do you mean reducing the total size of video transfer reduction ? Ans Yes Is it ok to reduce the resolution by reducing the bandwidth : Ans May be yes and no Any app in particular you are looking forward which could help talking from its standpoint : Ans : Youtube Assumptions : Youtube has a compression algorithm which can still be made better with the evolution of technologies Solutions ( prioritised list ) Improve the compressio"See full answer

Anirudh G. - "Initial Questions: 1.How many patients do you think you will have in the next 5 years? Interviewer: Max 1000 In that case we don't have to build a highly scalable system. 2.Will you be carrying out some procedures like xrays, ct scans or will only be doing consultations? Interviewer: We will be doing minor procedures. Will refer to hospitals for anything major. 3.I see that you mentioned 2 locations. Are there any special billing requirements for each of them? Interviewer: No Users: Fo"See full answer

Alfredo M. - "The question refers to a very specific event: "step into the back for a few minutes, return and see a lot of people waiting"... I might try to clarify goals and scenario: Before I stepped back, there were no ppl waiting? If so, we might be talking about a very specific, even uncommon scenario, in which optimizations for the complete serving system in the long term might not be needed. Maybe they even arrived all together and this is expected behavior. Are people waiting for something specif"See full answer

Anonymous Hummingbird - "Q: should this be part of FB or a standalone product? A: no hard requirements, it just has to be something that FB would launch Q: is there a specific region we should be designing for? is it ok that we focus on the US as its the current epiccenter of the pandemic? A: Yes that's fine Q: fighting covid-19 is a very broad goal, what if we translated this into decrease the spread of covid-19 - there's multiple ways we could do that but it makes it a bit more concrete. A: Yes that sounds good "See full answer

Arthur Y. - "Clarifying Questions: By “down”, do we mean creation of messages (activation), engagement, or both? My assumed answer: engagement How are “messages” defined? Is it comments to posts, DMs, or posts themselves? My assumed answer: DMs How is engagement of DMs defined? Is it by number of DMs viewed, created, replied to? My assumed answer: all of that Quick Product Strategy Discussion: Why messaging is important to LinkedIn LinkedIn’s mission is"See full answer

Kapil D. - "Overall a very good summary of ranking problems. I wish there are more details in the post on depth of modeling. One can talk more about advance ML architectures like DCN, BertRec etc"See full answer

Pathworks P. - "I would begin by asking the following clarifying questions: Are there any special use cases such as VIP Penthouse access, restricted floors etc? Do we need to consider safety requirements or other technical constraints such as maximum load/capacity? If the lobby for the entire hotel located on the ground floor? Can we assume that the majority of the guest amenities are located near the lobby and lower floors? Can we assume that the passenger controls on the floors are purely directional"See full answer

Simer S. - "I would start by asking a clarifying question - Is there a specific problem we are trying to solve? I want to get some guidance from the interviewer around the type of answer they're looking for or if there's specific paths they want us to take. Ultimately, I would start by identifying the users and moving through the process by identifying pain points and then potential solutions. It is important to start to get into the details of the solutions and features once pain points have been identifie"See full answer

Anonymous Sparrow - "To make sure we are on the same page, this is a feature in the current FB app that would make it easier for people to volunteer? Or more broadly, the feature would aim to expand the base of volunteers. To start I want to dive deeper on the objective of the feature. Then we can look at possible users, pick a segment and outline their needs, then look at some solutions. We can then prioritize and see how we might roll something like this out. If I look at FB mission of building community and brin"See full answer

Alvis F. - "Requirements and Goals Primary Goal:Store key-value pairs in a cache with efficient access (reads/writes). Evict items based on a certain “rank,” which might reflect popularity, frequency, or custom ranking logic. Functional Requirements:Put(key, value, rank): Insert or update a key with the given value and rank. Get(key): Retrieve the value associated with the key if it exists. Evict(): If the cache is at capacity, evict the item with the lowest rank (or according"See full answer

I C. - "Product Description To start out with, I would like to make sure I understand how the product functions. To my understanding, the fundraising product is for: Individuals and non-profits to set-up fundraisers to receive donations either to support a specific cause / initiative or to ask for help on a big expense like a medical bill Individuals within these networks are able to donate At times, Facebook will charge a small fee to help facilitate the money transfers **Facebook Mis"See full answer

Meenakshi sundaram M. - "Structure: 1. Ask Clarifying Questions 2. Look at external factors 3. Look at Internal factors ( Slice the data aross different cuts and plan accordingly) Clarifying Questions: What's an outbound message? Is it something Linkedin users send among each other? Decline trends: Is the decline steep or gradual? From when, are we seeing this decline (Say since a week, fortnight, month, etc) External Factors: Have we seen any competition led changes/ new campaigns etc? Have we see"See full answer

Snighdha G. - "By showing results that I have achieved by taking that action because seeing is believing. For example, when we had issues with our child's behavior and wanted to understand what as parents we are doing wrong, we went and sought help from a specialist and similarly advised same to others having some form of mental health issues to seek help since we benefitted with it a lot."See full answer

Kartikeya N. - "Clarifying questions Do we mean the Google Play store or Apple App store or some other app store? : Google Play Store Do we mean to calculate the number of apps as in 2024? : yes Are we looking at any particular data slices like in a particular country/ for a particular geography etc.? : No, I want the overall global number And we mean to calculate total number of apps that are registered on Play Store and can be searched and accessed by a user, am i right? : Yes Okay, here's how"See full answer

Dan H. - "Assumptions Instacart for Business is core Instacart with additional features and capabilities tailored to businesses. Users Potential user segments: Office managers (Focus here) Entrepreneurs/small business owners Restauranteurs Opportunities (pain points, needs, problems) Many places don’t offer same-day shipping. Inconvenient to physically go out and purchase these items from a store if urgent Hard to predict an"See full answer

Reno S. - "1. Requirements Analysis Functional Requirements Video streaming with multiple quality levels Content browsing and search Continue watching functionality Content recommendations Non-Functional Requirements Low latency video delivery (<2s startup time) High availability (99.99% uptime) Scalability to handle millions of concurrent streams API response time < 100ms 2. Microservices Architecture Core Microservices Content Service Content metadata mana"See full answer

Bini T. - "I understand this is more focused on ML. However, I have a system question. If users allow us to access their location, or they send location via text box, could we use CDNs for the search without hitting our database? We only query the database when we have zero information on location. Other questions: does embedding always guarantee information on location? Do we discharge the user images after we return a prediction? I heard the feedback that we should keep it for future learning. What would"See full answer

Pm P. - "Clarification: Are we talking of Amazon as an entity in whole (or) Amazon E-commerce ? I would like to use overlap across following buckets with emphasis on current product & markets, Future adjacencies and expansions, strengths barrier to entry in the markets either way Amazon Intuit Products - Considering Amazon as a whole - Devices - AWS - E-Commerce - Music - Video - E-Books - All other services, currently there is no overlap between the use-cases and services offered"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