Coupang Interview Questions and Answers

Data Structures & Algorithms: Make sure you understand common data structures (arrays, linked lists, stacks, queues, trees, graphs, hashmaps) and algorithms (sorting, searching, dynamic programming, etc.).

Problem Solving: Practice solving problems on platforms like LeetCode, HackerRank, or CodeSignal. Focus on optimizing your code, as well as understanding the time and space complexity (Big O notation).

Language Proficiency: Be comfortable with the programming language you're expected to use for the test. Most tests will expect you to code in languages like Python, Java, or C++.

System Design: For more senior roles, system design questions may be part of the interview. Practice designing scalable systems and explaining your design decisions.

In a group discussion for a job, the goal is often to assess your communication skills, teamwork, problem-solving abilities, and how well you can present your ideas while considering others’ viewpoints. Here are some tips to excel in a group discussion:

1. Understand the Topic
If the topic is provided in advance, research it thoroughly. Understand the key points and perspectives.
If the topic is given on the spot, take a moment to organize your thoughts before speaking. Think about the main ideas and structure your points clearly.
2. Listen Actively
Pay attention to what others are saying. This helps you respond meaningfully and prevents you from repeating points already made.
Nod and make eye contact to show you're engaged.
3. Speak Clearly and Confidently
Be concise. Don’t go on for too long, as group discussions typically have time limits.
Avoid speaking too fast. Clearly articulate your points so everyone can understand you.
4. Be Assertive, Not Aggressive
Express your opinions confidently but respect others’ viewpoints. Being polite and diplomatic goes a long way.
If you disagree with someone, do so respectfully and offer a constructive alternative.
5. Encourage Others
Don’t dominate the conversation. Allow others to speak and acknowledge their points.
If someone is struggling to speak, you can gently invite them to share their thoughts.
6. Stay on Topic
Stick to the subject and avoid going off on tangents. If the discussion strays, politely steer it back to the main topic.
7. Summarize Key Points
If possible, try to summarize the discussion toward the end, tying together the key ideas that have been raised.
A strong conclusion can leave a positive impression.
8. Be Professional
Dress appropriately and maintain a professional attitude throughout the discussion.
Show respect for time. Don’t interrupt others and avoid speaking over people.
9. Keep a Positive Attitude
Stay calm and composed, even if you disagree with something or if the discussion gets heated.
Would you like tips specific to a particular kind of group discussion (e.g., on current affairs, technical topics, or problem-solving scenarios

Q1. They were looking for a person with expertise in maven, so initial questions were targeted towards maven and dependencies.
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Q2. Find the equilibrium number was asked for DSA
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Q3. Implement a singleton patter
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Q4. Java based questions
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