Amazon L5 Interview loop (Feb, 2025)

Round 0: (OA) Haven't remembered questions.
Round 1: (DSA)

• 2 Behavioural Questions
• DSA: Implement following two methods:
  1. getToken() -> Marks the lowest available positive integer as occupied and returns it.
  2. returnToken(int token) -> Frees a previously occupied token.
• DSA: Alex starts with a score of 0 and wants to reach a given target score t. He has two options to increase his score:
  1. Ask Sam for help: Adds +1 to the current score.
  2. Solve by himself: Doubles (×2) the current score.
  • Return the minimum number of times Alex needs sam's help to reach the target score from 0.

Round 2: (HLD)

• Designed a chat application with video messaging capabilities, allowing users to share videos and receive video replies from friends.
• 2 Behavioural Questions

Round 3: (LLD)

• Design file storing system like S3.
  • Resume upload and download functionality incase of network failure
• 2 Behavioural Questions

Round 4: (Bar Raiser)

• DSA: Similar question like this https://leetcode.com/problems/course-schedule-ii/description/
• Behavioural Questions: 40 min

Verdict: selected

Gojek Interview experience: https://leetcode.com/discuss/post/6674968/gojek-sse-interview-experience-by-anonym-s750/