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Amazon Interview Questions

Review this list of 412 Amazon interview questions and answers verified by hiring managers and candidates.
  • Product Design
  • +5

    "Clarify: What is the objective? Grow user base of Prime or add revenue? Hypothesis: I believe it would be to grow user base of Prime. In that case, I would look at the target users for this – which will be mostly Non-Prime members whom we are trying to convert to Prime users. If I analyze who would be interested in purchasing gifts and having them gift-wrapped, user segmentation would not really add value as age, gender or geographical segmentation will not provide much differentiatio"

    Agnes D. - "Clarify: What is the objective? Grow user base of Prime or add revenue? Hypothesis: I believe it would be to grow user base of Prime. In that case, I would look at the target users for this – which will be mostly Non-Prime members whom we are trying to convert to Prime users. If I analyze who would be interested in purchasing gifts and having them gift-wrapped, user segmentation would not really add value as age, gender or geographical segmentation will not provide much differentiatio"See full answer

    Analytical
    Product Strategy
  • Product Manager
    Behavioral
    +1 more
  • Amazon logoAsked at Amazon 

    "separate your application into three distinct layers: a Presentation Tier for the user interface, an Application Tier for business logic, and a Data Tier for data storage. Implement each tier using appropriate technologies, deploy them across different network segments for security, and configure communication protocols to allow for independent management and scaling."

    Teja G. - "separate your application into three distinct layers: a Presentation Tier for the user interface, an Application Tier for business logic, and a Data Tier for data storage. Implement each tier using appropriate technologies, deploy them across different network segments for security, and configure communication protocols to allow for independent management and scaling."See full answer

    Solutions Architect
    System Design
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  • Amazon logoAsked at Amazon 

    "Achieving your metric of success (Daily Active Users, Engagement etc.) Improving user sentiment in their experience of using the product Attention given to accessibility, visual design and content hierarchy The product design aligns with goals and branding of company Product clearly communicates value to our users and helps them achieve their goals"

    Ben G. - "Achieving your metric of success (Daily Active Users, Engagement etc.) Improving user sentiment in their experience of using the product Attention given to accessibility, visual design and content hierarchy The product design aligns with goals and branding of company Product clearly communicates value to our users and helps them achieve their goals"See full answer

    Solutions Architect
    Behavioral
    +2 more
  • Amazon logoAsked at Amazon 
    +3

    "As an engineering manager, motivation is key to the success of the team. Here are some ways to motivate the team: Set clear goals: Clearly defined goals help team members understand what they're working towards and give them a sense of purpose. Offer growth opportunities: Providing opportunities for professional development and advancement can increase motivation and job satisfaction. Provide recognition and rewards: Recognising and rewarding team members for their hard work and achieve"

    Santhosh K. - "As an engineering manager, motivation is key to the success of the team. Here are some ways to motivate the team: Set clear goals: Clearly defined goals help team members understand what they're working towards and give them a sense of purpose. Offer growth opportunities: Providing opportunities for professional development and advancement can increase motivation and job satisfaction. Provide recognition and rewards: Recognising and rewarding team members for their hard work and achieve"See full answer

    Engineering Manager
    Behavioral
    +1 more
  • Amazon logoAsked at Amazon 
    Machine Learning Engineer
    Machine Learning
    +1 more
  • Amazon logoAsked at Amazon 

    "When the COVID influx started to flow through hospitals, there were a lot of questions and no time to find solutions. So we set up a command center to manage the flow of issues, triaged them appropriately, and mobilized teams to find quick resolutions. We had to escalate quickly and effectively to find quick resolutions. The team had to rotate the leadership of the command center to avoid burnout due to working round the clock and in unconventional ways to manage the workload. For example, we ha"

    Manish G. - "When the COVID influx started to flow through hospitals, there were a lot of questions and no time to find solutions. So we set up a command center to manage the flow of issues, triaged them appropriately, and mobilized teams to find quick resolutions. We had to escalate quickly and effectively to find quick resolutions. The team had to rotate the leadership of the command center to avoid burnout due to working round the clock and in unconventional ways to manage the workload. For example, we ha"See full answer

    Product Manager
    Behavioral
  • Amazon logoAsked at Amazon 
    Video answer for 'Implement a k-nearest neighbors algorithm.'
    +8

    "Even more faster and vectorized version, using np.linalg.norm - to avoid loop and np.argpartition to select lowest k. We dont need to sort whole array - we need to be sure that first k elements are lower than the rest. import numpy as np def knn(Xtrain, ytrain, X_new, k): distances = np.linalg.norm(Xtrain - Xnew, axis=1) k_indices = np.argpartition(distances, k)[:k] # O(N) selection instead of O(N log N) sort return int(np.sum(ytrain[kindices]) > k / 2.0) `"

    Dinar M. - "Even more faster and vectorized version, using np.linalg.norm - to avoid loop and np.argpartition to select lowest k. We dont need to sort whole array - we need to be sure that first k elements are lower than the rest. import numpy as np def knn(Xtrain, ytrain, X_new, k): distances = np.linalg.norm(Xtrain - Xnew, axis=1) k_indices = np.argpartition(distances, k)[:k] # O(N) selection instead of O(N log N) sort return int(np.sum(ytrain[kindices]) > k / 2.0) `"See full answer

    Machine Learning Engineer
    Coding
    +2 more
  • Amazon logoAsked at Amazon 
    Product Manager
    Product Design
    +2 more
  • Amazon logoAsked at Amazon 

    "1) select avg(session) from table where session> 180 2) select round(sessiontime/300)*300 as sessionbin, count() as sessioncount from table group by round(sessiontime/300)300 order by session_bin 3) SELECT t1.country AS country_a, t2.country AS country_b FROM ( SELECT country, COUNT(*) AS session_count FROM yourtablename GROUP BY country ) AS t1 JOIN ( SELECT country, COUNT(*) AS session_count FROM yourtablename `GROUP BY countr"

    Erjan G. - "1) select avg(session) from table where session> 180 2) select round(sessiontime/300)*300 as sessionbin, count() as sessioncount from table group by round(sessiontime/300)300 order by session_bin 3) SELECT t1.country AS country_a, t2.country AS country_b FROM ( SELECT country, COUNT(*) AS session_count FROM yourtablename GROUP BY country ) AS t1 JOIN ( SELECT country, COUNT(*) AS session_count FROM yourtablename `GROUP BY countr"See full answer

    Data Analyst
    Coding
    +4 more
  • Amazon logoAsked at Amazon 
    +2

    "Situation: COVID has impacted everyone's lives, especially small businesses. Earlier this year, during the second lockdown in Malaysia, it was estimated that 50%-70% of small businesses have closed. It got me thinking, beyond the existing training programmes, what can my company do to support small businesses? Task: So, I took the initiative to gather our Comms and Government Affairs team, to work together and explore how we can: 1) meaningfully demonstrate our company's commitment in"

    Judy W. - "Situation: COVID has impacted everyone's lives, especially small businesses. Earlier this year, during the second lockdown in Malaysia, it was estimated that 50%-70% of small businesses have closed. It got me thinking, beyond the existing training programmes, what can my company do to support small businesses? Task: So, I took the initiative to gather our Comms and Government Affairs team, to work together and explore how we can: 1) meaningfully demonstrate our company's commitment in"See full answer

    Product Manager
    Behavioral
    +1 more
  • Amazon logoAsked at Amazon 

    "I will use the following approach for this situation: Understand Current Status of the Program: Program Goals, Schedule, How many teams, what are their deliverables, dependencies between teams Team level view of progress: Through tools like Burn down charts, Gantt charts etc. Identify laggards (lagging teams). Trend analysis for lagging teams: Understand at what point, the decline started. If the decline has started around same time, then following may be the potential issues: -"

    Saket S. - "I will use the following approach for this situation: Understand Current Status of the Program: Program Goals, Schedule, How many teams, what are their deliverables, dependencies between teams Team level view of progress: Through tools like Burn down charts, Gantt charts etc. Identify laggards (lagging teams). Trend analysis for lagging teams: Understand at what point, the decline started. If the decline has started around same time, then following may be the potential issues: -"See full answer

    Engineering Manager
    Analytical
    +2 more
  • Amazon logoAsked at Amazon 

    "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?"

    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

    Customer Success Manager
    Behavioral
  • Amazon logoAsked at Amazon 
    Video answer for 'Design a URL shortener.'
    +19

    "I studied Exponent's TinyURL system design video. My interviewer was asking many detailed questions on API design, schema, as well as data required to store. I found system design questions are bit high level instead of depth. I think should have detail design of API, schema and some additional flavors."

    Yag S. - "I studied Exponent's TinyURL system design video. My interviewer was asking many detailed questions on API design, schema, as well as data required to store. I found system design questions are bit high level instead of depth. I think should have detail design of API, schema and some additional flavors."See full answer

    Engineering Manager
    System Design
    +1 more
  • "What do all data scientists need to know about how to work with very large datasets? 37 Follow Request Answer More All related (39) Recommended 📷 Corrin Lakeland · Follow , M.S. Data Science, University of St. Thomas, St. Paul (2018)6yData Science consultant and managerUpvoted by[Tom Halloin](https://www.quora"

    Hayatu H. - "What do all data scientists need to know about how to work with very large datasets? 37 Follow Request Answer More All related (39) Recommended 📷 Corrin Lakeland · Follow , M.S. Data Science, University of St. Thomas, St. Paul (2018)6yData Science consultant and managerUpvoted by[Tom Halloin](https://www.quora"See full answer

    Data Engineer
    Data Modeling
  • Amazon logoAsked at Amazon 
    +47

    "function twoSum(nums, target) { const n = nums.length const map = new Map() for (let i=0; i<n; i++) { if (map.has(nums[i])) return [map.get(nums[i]), i] const diff = target - nums[i] map.set(diff, i) } return [] } `"

    Maciej Z. - "function twoSum(nums, target) { const n = nums.length const map = new Map() for (let i=0; i<n; i++) { if (map.has(nums[i])) return [map.get(nums[i]), i] const diff = target - nums[i] map.set(diff, i) } return [] } `"See full answer

    Software Engineer
    Data Structures & Algorithms
    +5 more
  • Amazon logoAsked at Amazon 
    +2

    "/my initial thought was to make an example with program integration project that I led a few years ago Stage 1: Project Planning. The first stage of SDLC is all about “What do we want?” my approach was simply take project life cycle structure(initiation, planning, execution, monitoring and controlling, and closure) and elaborate on each stages did i. I lack a details and Excell skills and I should have taken SDLC structure because I fits better with JD. Stage 2: Gathering Requirements & Ana"

    Aldar M. - "/my initial thought was to make an example with program integration project that I led a few years ago Stage 1: Project Planning. The first stage of SDLC is all about “What do we want?” my approach was simply take project life cycle structure(initiation, planning, execution, monitoring and controlling, and closure) and elaborate on each stages did i. I lack a details and Excell skills and I should have taken SDLC structure because I fits better with JD. Stage 2: Gathering Requirements & Ana"See full answer

    Product Manager
    Behavioral
    +3 more
Showing 141-160 of 412