Open In App

Paytm interview experience | Set 26 (Experienced)

Last Updated : 10 Jan, 2019
Like Article

Round 1:

  1. Excel sheet column number representation
  2. Max profit in buy sell stock.
  3. Acid property of databases
  4. Hashmap implementation
  5. Swap linkedlist in pair of k
  6. Clustered indexes
  7. Isolation levels in SQL server
  8. Diff between hashing and encryption

Round 2:

  1. Design notification system
  2. Sort array of 0s and 1s
  3. Make the class immutable

Round 3:

  1. General discussion with manager about current project, work culture and job responsibilities

Similar Reads

PayTm Interview Experience | Set 23 (For 2 Years Experienced)
Round 1: First round was taken on mettl, online judge. There was two questions and that required to be done in 1hr 1. A paragraph which contained some dates in format DD-MM-YYYY, find number of distinct years in the paragraph. For e.g Some random words with date 12-01-1990 and some more words with date 12-12-2017 and again some random words with sa
2 min read
Paytm interview experience | Set 24 (1.5 years experienced)
I was interviewed at Paytm office, Noida for Backend Developer role in March 2018. Round 1: Discussion on current work and projects mentioned in the resume Given an array of n-2 elements. The range of elements is n and 2 elements are missing. Find them and write a code for the same Round 2: What are process and thread. Difference between the two. P
1 min read
Paytm Interview Experience | Set 10 (For Experienced)
It was a walk-in for experienced candidates actually. Round 1: Machine Coding Round (60 min) Q1. Infix to Postfix conversion e.g. A+(B-C)*D becomes ABC-D*+ Q2. Given an array of integers find the minimum distance between a pair of numbers Q3. Find the frequency of each character in a given string Round 2: First F2F Technical Interview (60 min) Gene
2 min read
Paytm Interview Experience | Set 11 (For 2 Years Experienced)
Round 1: Brief intro Discussion about Projects and work ex. Why are you using aerospike? Given a matrix sorted only row-wise, search a number in it. (Complexity O(log(m+n))). Round 2: Brief intro Discussion about project Why are you using aerospike? Design a hashmap. Relationship between equals() and hashcode(). Find a loop in linked list Given a s
2 min read
Paytm Interview Experience | Set 12 (For 1.5 Years Experienced)
I want to share my interview experience with Paytm with all of you. Round-1 [1.5 hr] Brief introduction Discussion about project why are you using Fluentd(EFK) in place of Logstash(ELK) Question on Elastic Search [Based on my project] Given a binary tree, write a function to print its top and bottom view. Round-2 [1 hr] Brief Introduction Given an
1 min read
Paytm Interview Experience | Set 13 (For Experienced)
1st Round : Machine Coding Round It was machine coding round having two coding questions. Based on tree. (Solved using Brute force, didn't pass all test case.) Array and HashMap related problem. Solved in O(n) passed all test case. 2nd Round: Tech Interview Reverse linked list and some basic algorithms questions. Write a program to convert decimal
2 min read
Paytm Interview Experience | Set 18 (For 2 Years Experienced)
Hi all, below are the questions asked in paytm interview for 2yr experienced guy in java technology. I could remember these much only, although there were more questions. Round 1: Explained previous projects. Interfaces vs abstract class interface i1 : void fun() interface i2 : int fun() interface i3 : Object fun(int x) class implementing all these
3 min read
Paytm Mall Interview | Set 27 (Experienced)
This experience is for 5-7 years experienced and for Gurgaon location. Got the call from Paytm HR and scheduled the interview in Saturday. Reached the location on scheduled time. The interview process included three rounds (all technical). Round 1: Technical and Algorithm Round (1 Hr) Generic introduction. Ques 1. Sort numbers in an array and find
1 min read
Paytm Interview Experience (Experienced)
Round 1: Online Coding round A document contains dates in dd-MM-YYYY formats from the beginning of time i.e 00-00-0000 along with other texts. You have to find the number of distinct years. An array is special if it contains special elements. A special element is an element which can be represented by the sum of two numbers where one number is reve
2 min read
PayTM Interview Experience (1 Year Experienced)
I was interviewed for Java Backend Developer profile at PayTM, Noida. Round 1: Online Test There are n number of stones. Each stone has a weight associated with it. 1st stone's weight is 1, 2nd stone's weight is 2.. and so on. You are given an integer x. You need to pick the maximum number of stones such that the total weight of stones picked is le
3 min read