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Interview Questions

Review this list of 4,603 interview questions and answers verified by hiring managers and candidates.
  • "Load Balancer, Multiple API Servers, game Service, pub-sub system, HTTP Long Polling for status updates, write-through cache. No SQL DB to store user, game, and move information."

    gdecuri - "Load Balancer, Multiple API Servers, game Service, pub-sub system, HTTP Long Polling for status updates, write-through cache. No SQL DB to store user, game, and move information."See full answer

    Engineering Manager
    System Design
  • Software Engineer
    Coding
  • Google logoAsked at Google 
    3 answers

    "For a mature product, I would do the following - Review the list of backlog items Meet with stakeholders and business owners to verify the relevance (are they still valid? esp. for new feature request) Break down the backlog list by a. Product improvements b. New features c. Operational Resiliency Do a 70-30 split with New features+Product Imp =70%, Resiliency =30% Prioritize by impact/scale and effort (team's capacity) by quarter Revisit Quarterly For a new product - Start"

    Amishr - "For a mature product, I would do the following - Review the list of backlog items Meet with stakeholders and business owners to verify the relevance (are they still valid? esp. for new feature request) Break down the backlog list by a. Product improvements b. New features c. Operational Resiliency Do a 70-30 split with New features+Product Imp =70%, Resiliency =30% Prioritize by impact/scale and effort (team's capacity) by quarter Revisit Quarterly For a new product - Start"See full answer

    Behavioral
    Product Strategy
  • Accenture logoAsked at Accenture 
    2 answers
    Video answer for 'Design a key-value store.'

    "Is this in-memory key value store or Disk based as store they are trying to make? Can someone help me with this"

    Chetan R. - "Is this in-memory key value store or Disk based as store they are trying to make? Can someone help me with this"See full answer

    Software Engineer
    System Design
    +2 more
  • Capital One logoAsked at Capital One 
    2 answers

    "Value of Moving All Customers to the Mobile App Full Monitoring of User Behavior Gain deeper insights into customer preferences and habits. Use data analytics to identify trends, predict needs, and offer personalized solutions. Better Engagement Provide a more interactive and engaging experience compared to traditional channels. Enable gamification, personalized notifications, and targeted campaigns to keep users active. Enhanced Direct Interaction _Leverage"

    Hidayat E. - "Value of Moving All Customers to the Mobile App Full Monitoring of User Behavior Gain deeper insights into customer preferences and habits. Use data analytics to identify trends, predict needs, and offer personalized solutions. Better Engagement Provide a more interactive and engaging experience compared to traditional channels. Enable gamification, personalized notifications, and targeted campaigns to keep users active. Enhanced Direct Interaction _Leverage"See full answer

    Product Manager
    Product Strategy
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  • +4

    "Being a marketplace, there are two users that Uber wants to satisfy: the rider and the driver. I think the ultimate success metric is related to how well riders and drivers get matched. The ultimate goal for the rider is to get to their destination as efficiently as possible. Some concerns for the rider may be Matching with drivers Minimizing waiting time waiting to be matched and waiting for the driver to arrive Ease of pick-up and drop-off (ie. Driver coming from the opposite side of t"

    Elisa L. - "Being a marketplace, there are two users that Uber wants to satisfy: the rider and the driver. I think the ultimate success metric is related to how well riders and drivers get matched. The ultimate goal for the rider is to get to their destination as efficiently as possible. Some concerns for the rider may be Matching with drivers Minimizing waiting time waiting to be matched and waiting for the driver to arrive Ease of pick-up and drop-off (ie. Driver coming from the opposite side of t"See full answer

    Analytical
  • Google logoAsked at Google 
    5 answers
    +2

    "Before diving into answering this, I would like to ask some clarifying questions - High Level - What is the mission, goal, target for this year for WhatsApp? Assumption answer - 10X growth in users Do we have any road map where we can see it with more details? Yes we wish, it is kind of all over the place Do you know how far we have come from the start of the year to achieve that target? Yeah we have done some progress but not much Which quarter are we in? 1"

    Umang S. - "Before diving into answering this, I would like to ask some clarifying questions - High Level - What is the mission, goal, target for this year for WhatsApp? Assumption answer - 10X growth in users Do we have any road map where we can see it with more details? Yes we wish, it is kind of all over the place Do you know how far we have come from the start of the year to achieve that target? Yeah we have done some progress but not much Which quarter are we in? 1"See full answer

    Execution
    Product Strategy
  • Revolut logoAsked at Revolut 
    1 answer

    "i would understand if this is role specific, team specific, geography specific, at a specific time of the year maybe after appraisals i would also understand the goal - how much reduction in attrition in what time frame then we can look at reasons reasons why someone quits - personal or work related - ill probably try to have a constructive session for the personal ones while for work related il split it into - pay/payhike, impact created, growth stagnation, bad team culture, flexibility in"

    Kritarth L. - "i would understand if this is role specific, team specific, geography specific, at a specific time of the year maybe after appraisals i would also understand the goal - how much reduction in attrition in what time frame then we can look at reasons reasons why someone quits - personal or work related - ill probably try to have a constructive session for the personal ones while for work related il split it into - pay/payhike, impact created, growth stagnation, bad team culture, flexibility in"See full answer

    BizOps & Strategy
    Data Analysis
    +1 more
  • +4

    "Step 1: Define Objectives and Key Metrics Objectives: Understand the demand for group video calling. Assess the potential impact on user engagement. Identify technical and user experience considerations. Key Metrics: Call Frequency: Number of 1:1 calls per user. Call Duration: Average duration of 1:1 calls. Call Participants: Identify users who frequently call multiple individuals. Concurrent Calls: Instances where users are engaged in multiple 1:1 call"

    Bhavna S. - "Step 1: Define Objectives and Key Metrics Objectives: Understand the demand for group video calling. Assess the potential impact on user engagement. Identify technical and user experience considerations. Key Metrics: Call Frequency: Number of 1:1 calls per user. Call Duration: Average duration of 1:1 calls. Call Participants: Identify users who frequently call multiple individuals. Concurrent Calls: Instances where users are engaged in multiple 1:1 call"See full answer

    Data Scientist
  • Apple logoAsked at Apple 
    Add answer
    Product Manager
    Behavioral
  • Anthropic logoAsked at Anthropic 
    Add answer
    Machine Learning Engineer
    Artificial Intelligence
    +3 more
  • +4

    "Form what I know I would state the following two points: Only 20% of google's $180B revenue comes from non-ad revenue sources. Google Cloud is a big part of Google's revenue diversification efforts. Google cloud at $13B is still under 10% of total revenue. Google cloud is at position 3 compared after Amazon AWS and Microsoft Azure. Typically only top 2 platforms take majority of stake in a lot of businesses. Google Cloud's Goal: Become one of the top two Cloud platforms in the world by deep"

    Venkateswara reddy K. - "Form what I know I would state the following two points: Only 20% of google's $180B revenue comes from non-ad revenue sources. Google Cloud is a big part of Google's revenue diversification efforts. Google cloud at $13B is still under 10% of total revenue. Google cloud is at position 3 compared after Amazon AWS and Microsoft Azure. Typically only top 2 platforms take majority of stake in a lot of businesses. Google Cloud's Goal: Become one of the top two Cloud platforms in the world by deep"See full answer

    Product Strategy
  • "Context: While working as a Senior Systems Engineer at Indra on a project for BBVA, I was primarily responsible for building ETLs and optimizing data pipelines using Spark and Scala. Action: During a critical deployment phase, our QA lead had to leave unexpectedly due to a personal emergency. With no one available to manage testing coordination, I volunteered to step in — even though it wasn’t my formal responsibility. I quickly reviewed the test cases, communicated with stakeholders, an"

    Otto yhoda A. - "Context: While working as a Senior Systems Engineer at Indra on a project for BBVA, I was primarily responsible for building ETLs and optimizing data pipelines using Spark and Scala. Action: During a critical deployment phase, our QA lead had to leave unexpectedly due to a personal emergency. With no one available to manage testing coordination, I volunteered to step in — even though it wasn’t my formal responsibility. I quickly reviewed the test cases, communicated with stakeholders, an"See full answer

    Software Engineer
    Behavioral
  • Stripe logoAsked at Stripe 
    Add answer
    Product Manager
    Product Design
  • Nubank logoAsked at Nubank 
    Add answer
    Product Manager
    Product Design
  • Google logoAsked at Google 
    1 answer

    "DevOps it's bridge (methodology) between the Dev\Qa\etc(tech teams) and Ops to satisfy the business requirements, reduce the costs, reduce time to market, etc ..."

    Kirill K. - "DevOps it's bridge (methodology) between the Dev\Qa\etc(tech teams) and Ops to satisfy the business requirements, reduce the costs, reduce time to market, etc ..."See full answer

    Product Manager
    Technical
  • Amazon logoAsked at Amazon 
    1 answer

    "One time at Lifetime Fitness 2019, One student was throwing a lot of towels in the counter which made things very disorganized, then I made a compromise with my coworker to put 2 towels at a time and then it worked well because it made the workspace very organized."

    Amparo L. - "One time at Lifetime Fitness 2019, One student was throwing a lot of towels in the counter which made things very disorganized, then I made a compromise with my coworker to put 2 towels at a time and then it worked well because it made the workspace very organized."See full answer

    Software Engineer
    Behavioral
    +2 more
  • +4

    "I would start off by talking about the goals of this feature. What's the goal of Instagram with blue check marks? What does it aim to achieve? For the purpose of this question, I am assuming that Instagram wants to verify celebrities/famous people/brands as the original profile that differentiates them from fake profiles or other fan groups. It's also to develop trust and credibility amongst Instagram users. The mission of Facebook is to connect people across the globe. Instagram, which is a p"

    Anonymous Shrimp - "I would start off by talking about the goals of this feature. What's the goal of Instagram with blue check marks? What does it aim to achieve? For the purpose of this question, I am assuming that Instagram wants to verify celebrities/famous people/brands as the original profile that differentiates them from fake profiles or other fan groups. It's also to develop trust and credibility amongst Instagram users. The mission of Facebook is to connect people across the globe. Instagram, which is a p"See full answer

    Analytical
  • Google logoAsked at Google 
    1 answer

    "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"

    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

    Engineering Manager
    System Design
  • Apple logoAsked at Apple 
    3 answers

    "General response: Apple’s approach to delivering seamless, personalized experiences through data, while upholding a strong ethical commitment to privacy, resonates with my own values. I want to contribute to projects that optimize user engagement and create meaningful interactions on a large scale, and I believe Apple is the ideal place to make that impact. Tailored to the team: Talk about the product, its impact internally, and the customer."

    Arshia I. - "General response: Apple’s approach to delivering seamless, personalized experiences through data, while upholding a strong ethical commitment to privacy, resonates with my own values. I want to contribute to projects that optimize user engagement and create meaningful interactions on a large scale, and I believe Apple is the ideal place to make that impact. Tailored to the team: Talk about the product, its impact internally, and the customer."See full answer

    Technical Program Manager
    Behavioral
    +3 more
Showing 661-680 of 4603
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