Role: Software Development Engineer in Test (SDET-1)
Education: Tier-2 Engineering College
2025 passed out
Mode: Off-campus
Platform: Amazon Careers Portal

📌 Round 1: Online Assessment (OA)
The first round was an Online Assessment conducted on a private test platform. The duration was around 90 minutes.
The structure was as follows:

✅ Part 1: Coding (1 Question)
Level: Leetcode easy

Topic: Arrays (Maximum number of close pairs)

Efficient coding and edge-case handling were critical.

✅ Part 2: CS Fundamentals (MCQs)
5 Questions from each core CS topic:

Operating Systems

DBMS

Computer Networks

OOPs

Data Structures and Algorithms

Conceptual clarity was tested rather than rote memorization.

Topics like ACID properties, indexing in DBMS, page replacement algorithms, and basic TCP/IP stack were covered.

🧠 Round 2: Technical Interview (~1 Hour)
This was a 1-on-1 virtual interview conducted by an Amazon engineer.

🔹 Coding Section:
1 LeetCode Medium question

Topics: Arrays, DP, Greedy

problem: minimum number of jumps required to reach end of array

Emphasis on optimal solution & edge cases

🧪** Round 3: Testing Round (~1 Hour)**
This round focused on evaluating my testing mindset, system thinking, and ability to create comprehensive test plans.

🔹 Question 1:
"Enumerate test cases for an API post req /orders itemId string , quantity integer 1-100, shipping address object"

🔹 Question 2:
"Test Strategy for a payment microservice and how would you develop one"

🔹 Question 3:
"Manual testing and automation testing"

🧠 Round 4: Hiring Manager Interview (~1 Hour)
🔹 Resume grilling + project deep dive + some Behavioral questions related to amazon's leadership principles

**got the offer call after a week from round 4 interview
verdict : SELECTED **

💡 Final Thoughts
Know your basics: CS MCQs weren't trivia — they required good understanding.

Practice LeetCode Mediums + 1-2 Hard problems from DP, Trees, Graphs, and Backtracking.

For the testing round, prep system test cases for apps you built or common products

Confidence and clarity help — especially in remote interviews.