SDE 2 (Level 61) at Microsoft

How it went

What they would tell you

How to prepare

Their background

Round by round

1. 1

   DSA Round60 min

   Before this round, i have completed Initial screening test cannot recall the exact questions And in this round of interview i solved 3 coding question

   • Rod cutting problem
   • Check for Contradictions in Equations
   • Find the Kth Lucky Number
2. 2

   Low-Level Design Round 160 min

   Design a Warehouse Inventory System that efficiently manages storage, retrieval, and dispatch of goods across multiple warehouses The system should handle incoming shipments, inventory tracking, and order fulfillment, ensuring real-time synchronization of stock across warehouses. Key Discussion Points: Design the workflow for handling incoming shipments and dispatch orders simultaneously Implement a mechanism for low-stock alerts and automatic restocking requests Follow-up : How would you log and monitor all inventory movements for audit purposes?

3. 3

   Low-Level Design Round 260 min

   Design a Smart Parking Lot System that manages multiple parking floors, vehicle types, and automated payment handling. The system should efficiently allocate parking spots, handle real-time entry and exit, & manage concurrency when multiple vehicles arrive or leave simultaneously

   • Model entities such as Parkinglot, Floor, Parkingspot, Vehicle, Ticket, and Payment
   • Discuss parking allocation strategy (nearest-available spot, vehicle type-based allocation)
   • Incorporate ticket generation, payment validation, and spot release flow
4. 4

   AA Round60 min

   The interview started with the interviewer asking me to introduce myself. We had a short discussion about my previous company and the kind of work I did there, he asked a few detailed questions to understand my role better. After that, he gave me DSA problem to solve. I used the merge sort algorithm to come up with the solution Next, he moved on to some HR-style questions, most of which were situation-based, things like how I handle challenges or work in a team Towards the end, he asked if I had any questions for him, and we wrapped up the interview on a positive note

What came up