JPMC SDE3 Bengaluru Interview Experience || SuperDay
sravani_leet_code
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Interview

SDE3 Interview Experience

I recently got a opportunity to get interviewed for J.P.Morgan & Chase. I applied via linkedin and got a mail for completing online assessment within 2 days.

Round 1: Online Assessment

Online assessment comprised of 2 Leetcode Medium questions which is to be completed within 60 minutes.

  1. Minimum no. of platforms needed for railway
  2. Count no. of valid substrings with no repeating adjacent characters and with len in range of (minLen, maxLen)

Completed both the questions within the time limit.

After almost a month, I got a call from HR asking for my availability for interviews. The inetrview format is of Superday.

Superday:
All the rounds happen on same day with 15 min break and each round occurrs independent of the previous rounds' outcome.

Round 2: Code Pair

This round has 2 sections

  • PR Review (10 mins):
    You will be presented with a PR and you'll be given description.

    Mostly focus on Design principles, Security Concerns, Logging, Clean code, SQL injections, Middle man attacks, Concurrency and MultiThreading issues

  • DSA Problem:
    Given matrix of length m*n with 1's and 0's. Count no. of connections can be made from 1 level to next feasible level.

    Each node represented with 1 can be connected to 1 on next level
    If any level has no 1's, check for next possible level

int[][] graph = [[1,0,0,1], [1,1,0,1], [0,0,0,0], [1,0,0,0]]
count: 2 *3+3*1 = 9

Round 3: System Design

Design a News Aggregator System which has to be done over Hackerrank Whiteboard.

Present real time updates from multiple new sources to a UI where users can login and set their preferences.

This is how I started

  • Functional Requirements
  • Non functional Requirements
  • High level design diagram
  • Databases - Tables, Cols
  • APIs

Round 4: Behavioural round

Started with resume, projects worked on and behavioural questions based on projects and some generic questions.

  1. How do you keep with latest technologies
  2. How do yo handle a push back on a solution from Higher management

Verdict: Selected
YOE: 5.2

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