Twitter/X Software Engineer Interview Questions

PhonePe | Software Engineer | Dec 2024

Experience: 3+ Years Company: PhonePe Role: Software Engineer (3-5 yoe) Location: Bangalore Applied through referral __ Round 1: Machine Coding | 1.5 hr Activity tag logging system. Functionalities to build: 1. user should be able to add tags to...

Cloudflare interview experience

Status: 4 YOE Position: Software engineer Location: Remote, US Date: July, 2024 TPS: 3 sum extending to 4 sum Coding Round: I was asked to complete the below function for different cases: 1. Global count to check...

AngelOne | SDE 3 | LLD Round

Design a simplified version of Twitter where users can post tweets, follow/unfollow another user, and is able to see the 10 most recent tweets in the user\'s news feed. ...

Kutumb interview experience

In total, there were 2 rounds of interviews evaluating various skills as mentioned in each round below: \uD83D\uDC49 Round 1 - DSA and LLD (60 minutes): asked 1 DSA question(implement search...

Coupang | Staff Software Engineer | BLR

Round 1: Coding 1 hour in Hackerrank tool https://leetcode.com/problems/design-twitter/description/ **Round 2: High Level Design Round Desing Stock Brokerage Site Users can have multiple watchlist and each watchlist can have multiple stocks in it. Stocks can...

LinkedList Patternwise questions

Linked List https://leetcode.com/problems/design-linked-list/ Normal Recursion(Given 1 LL) Simple Recursion Nothing else https://leetcode.com/problems/swapping-nodes-in-a-linked-list/ https://leetcode.com/problems/plus-one-linked-list/ https://leetcode.com/problems/convert-binary-number-in-a-linked-list-to-integer/ Modifying the LL But the number of Nodes will be same Reversing the Linked List https://leetcode.com/problems/reverse-linked-list/ https://leetcode.com/problems/reverse-linked-list-ii/ https://leetcode.com/problems/palindrome-linked-list/ https://leetcode.com/problems/reverse-nodes-in-k-group/ https://leetcode.com/problems/print-immutable-linked-list-in-reverse/ Reordering the Nodes https://leetcode.com/problems/partition-list/ - IMP https://leetcode.com/problems/reorder-list/ https://leetcode.com/problems/swap-nodes-in-pairs/ https://leetcode.com/problems/rotate-list/ https://leetcode.com/problems/odd-even-linked-list/ Delete Nodes https://leetcode.com/problems/remove-nth-node-from-end-of-list/ https://leetcode.com/problems/remove-duplicates-from-sorted-list/ - if asked to...

PhonePe | Software Engineer ( 3-5 YOE) | Reject

Graduation : Tier 1 non-cse Current : 3+ YOE Company: product based TC: ~34LPA Application : Applied via Referral for Bangalore Position. Round 1 Machine Coding Round ( Strong Hire ) The question was...

Goldman Sachs | Associate | Selected | Oct 2024

I\u2019ve been in the interview loops with Goldman Sachs since the last week of August. Throughout this time, multiple recruiters have reached out for two different roles. Given that I...

Twitter Interview Questions | Set 2

Question 1: Acme RotationsArchaeologists on planet Acme just uncovered an ancient temple! Above. At the entrance, there is an inscription written in lowercase English lett...

Twitter | Phone screen | k login requests

Got this question in a phone screen. I could only come up with a O(2n) soln. Was my time complexity + soln correct? I didn\'t get any feedback at the...

Twitter | Stage (Phone Screen )

//\xA0Write\xA0a\xA0method\xA0to\xA0find\xA0out\xA0how\xA0much\xA0total\xA0time\xA0was\xA0spent\xA0in\xA0each\xA0space,\xA0 //\xA0over\xA0all\xA0users. //\xA0action,\xA0space,\xA0user,\xA0timestamp static\xA0String\xA0[][]\xA0requests\xA0=\xA0{ \xA0\xA0\xA0\xA0{"create",\xA0"xyz",\xA0"1",\xA0"1619916081"},\xA0//\xA0Sat\xA0May\xA001\xA02021\xA017:41:21\xA0GMT-0700\xA0 \xA0\xA0\xA0\xA0{"join",\xA0"xyz",\xA0"2",\xA0"1619916681"},\xA0//\xA0Sat\xA0May\xA001\xA02021\xA017:51:21\xA0GMT-0700 \xA0\xA0\xA0\xA0{"create",\xA0"abc",\xA0"3",\xA0"1619916881"},\xA0//12:01 \xA0\xA0\xA0\xA0{"leave",\xA0"xyz",\xA0"2",\xA0"1619920281"}, \xA0\xA0\xA0\xA0{"join",\xA0"abc",\xA0"4",\xA0"1619920881"}, \xA0\xA0\xA0\xA0{"create",\xA0"ghi",\xA0"5",\xA0"1619923999"}, \xA0\xA0\xA0\xA0{"leave",\xA0"xyz",\xA0"1",\xA0"1619923881"}, \xA0\xA0\xA0\xA0{"leave",\xA0"abc",\xA0"3",\xA0"1619927481"},\xA0//12:07\xA0time\xA0spent\xA0=\xA06\xA0minutes \xA0\xA0\xA0\xA0{"leave",\xA0"abc",\xA0"4",\xA0"1619927481"}, \xA0\xA0\xA0\xA0{"leave",\xA0"ghi",\xA0"5",\xA0"1619958001"} }; For Userid = 3, total time spent is 12:07 -12:01=6 mins

Twitter | Onsite | Bad expressions search

This is roghly the question. You are given a list of "bad expressions" ahead of time. You can preprocess them, or do whatever you need. You are to implement a...

Twitter | OA | Suggestion engine

Given a list of sentences build a suggestion engine, where if we provide an input word it returns the most frequent next word from the input list. For Example: [["Alice", "jumped", "into",...

Twitter Software Engineer Interview Experience

Application Process Applied off-campus on careers page. #### Interview experience Cannot disclose exact questions as signed an NDA. [Telephone screen] This round was data structures and algorithms based....

Twitter Phone interview

Q1) Median from Data Stream - https://leetcode.com/problems/find-median-from-data-stream/ \t Discussed all approaches - Brute Force, Heap, BST with time and space complexity. \t Followup - Stream has trillions of numbers \t (Discussed range...