Microsoft

Microsoft Software Engineer System Design Questions

107+ questions from real Microsoft Software Engineer System Design rounds, reported by candidates who interviewed there.

107
Questions
8
Topic Areas
10+
Sources

What does the Microsoft System Design round test?

The Microsoft system design round assesses a candidate's ability to architect scalable systems. Software Engineer candidates are typically asked to design a large-scale service or platform from scratch, covering database choices, API design, scaling strategy, and failure modes.

Top Topics in This Round

Microsoft Software Engineer System Design Questions

Okay so I’m confused as **HELL** right now. I have an interview coming up, and I always thought *LLD (Low Level Design)* meant stuff like “Design a parking lot system,” where you define entities, crea

Microsoft SDE-2 Frontend Interview Experience DSA and LLD Rounds

Graph,Binary Tree,Trie,Dynamic Programming,Behavioral,Lld,Frontend 2026

Given 2 rounds for Microsoft last saturday. # Round 1 - DSA Interviewer was friendly and pasted directly a medium-hard level graph question in editor. At this point of time i was literally crying from

Microsoft SDE II Interview Experience - LLD and System Design

Arrays,Heap,Queue,Stack,System Design,Two Pointers,Lld 2026

A breakdown of my recent 3-round interview process at Mircosoft for SDE II. The focus was heavily on Low-Level Design (LLD) and the reasoning behind architectural choices. YOE : Almost 5 years. # Roun

Microsoft SDE2 Interview Experience: System Design and Coding Tips

Arrays,Strings,Sorting,System Design,Behavioral,Two Pointers,Rate Limiter,Lld 2026

I recent completed SDE2 loop and wanted to share my experience, takeways & tips from the interview process. --- - System Design with Senior Engineer - Design a rate Limitter & general questions regard

Microsoft SDE2 Interview Experience: DSA, LLD, HLD and CS Fundamentals

Graph,Heap,Sliding Window,Concurrency,System Design,Oop,Behavioral,Two Pointers,Strings,Lld 2026

I recent completed SDE2 loop and wanted to share my experience. Current Experience - 4.5 year Three rounds happened on Friday as part of the hiring event drive, and the AA happened the following week

Microsoft L65 Senior Backend Ads System Design and Coding Interview

Graph,Sql,System Design,Behavioral,Heap,Ml,Ads,Lld,Distributed Systems 2026

Interview Experience – Senior Backend / Ads / Distributed Systems (5 Rounds) --- ## 🔹 Round 1 – Coding + Ads Fundamentals **Focus Areas:** - Project deep dive - 3–4 behavioral questions - Complete A

Microsoft Senior Software Engineer Loop Interview – What should I prepare?

Onsite,Coding,System Design,Behavioral,Dsa,Preparation 2026

Hi everyone, I’ve been selected for a loop interview at Microsoft for a Senior Software Engineer role, and I’m looking for guidance on how to prepare effectively. I’d really appreciate insights from p

I have a Microsoft SDE 2 interview coming up and wanted to get some recent perspectives before I go in. A bit of context – the role is in the AI and Cloud org. Not sure if that changes the bar or the

Microsoft SDE2 onsite interview experience with LLD, HLD, and coding rounds

Graph,Union Find,Lld,System Design,Behavioral,Concurrency 2025

**Profile & Application** * **Role:** SDE-2 at Microsoft * **Experience:** 4.5 Years (Tier 1 College, Product-based firm) * **Process:** Applied via the career portal; all interview rounds were schedu

Microsoft Software Engineer Interview: Technical Rounds & System Design

Graph,Bfs,Binary Search,Arrays,System Design 2025

The second round consisted of two coding problems to be solved within one hour. The first challenge involved finding a specific word in a grid of characters, where the word could be formed horizontall

Microsoft Frontend Engineer Interview and System Design Experience

Matrix,Bfs,Arrays,Sliding Window,Lld,System Design 2025

Q1. Given a 2d matrix `matrix`, find if you can reach from 0,0 to m-1,n-1 cell in given time `T` or not. The grid has some cells blocked, can only move in 4 directions, top/bottom/left/right. Q2. http

I went through a drive on Jan 10th with Microsoft Developer Division Team (Hyderabad Location). The drive was successful for me as within a week HR confirmed it to me...

DRIVE All rounds were for same day HM was supposed to be done later but ....... Round1- DSA round the interviewer was good and cool she asked two questions :- 1. Sorted...

For context, I have about 9 years of software engineering experience and I’ve never worked at any of the MAG 7 companies before. I actually failed interviews at Meta, Google, Roblox, Snapchat, and Tik

Microsoft SDE - L60 interview Experience. <1 Year experience.

System Design, Heap, Queue, Hash Table, Distributed Systems, Lru Cache, Trie 2025

Hey Guys, I recently gave Microsoft Interview for L60 role. ***First round:*** The first round was the toughest, the interviewer had like 15 years of experience, and we straight away got to the questi

Microsoft Low Level Design Interview Questions

Lld,System Design,Oop,Concurrency,Arrays,Binary Tree,Trie 2025

I am listing the common low level design questions that you will come across during Microsoft interviews. I have built this list from recent interview experiences of candidates. Apart from LLD, I have

Microsoft Hiring Event Coming Up - What to Expect in Coding & System Design Rounds

System Design, Coding, Preparation, Interview Process 2025

Hey everyone, I have an upcoming Microsoft hiring event and wanted to get some insights from folks who’ve recently gone through the process. The loop includes: • 3 coding rounds • 1 system design roun

HI everyone , of the folks who atteended yesterday\'s (25 april) hring drive event how many folks had all four rounds scheduled yesterday ? UPDATE : -> Got rejected in AA...

A little bit of background about me, BTech from Tier-1 college, SDE-2 (fullstack) at a Product based company, 4 years of experience A recruiter reached out for a hiring event on...

I have a half an hour technical interview with Principal SE and I assume its mostly about my background. Nevertheless, would be nice to know what exact questions would be...

See All 107 Questions from This Round

Full question text, answer context, and frequency data for subscribers.

Get Access