Incedo Inc. interview experience Real time questions & tips from candidates to crack your interview
Software Engineer Trainee
Incedo Inc.
3 rounds | 3 Coding
problems
Selected Interview preparation journey
Journey
This interview wasn’t cracked overnight it was the result of patience, practice, and not giving up on myself. If I can do it starting from zero, anyone can. Just start, stay honest with your effort, and trust the process.
Application story
I applied by filling out a Google Form when the company visited our campus. After meeting the CGPA cut-off of 7, I was shortlisted and guided through the interview process by the placement team. The interviews were conducted on campus, while the assessment was held online.
Why selected/rejected for the role?
I was selected because I cleared their online assessment. During the interview, I solved the DSA question and confidently answered all the questions related to Operating Systems, DBMS, and my projects.
Preparation
Duration: 10 months
Topics: Data Structures, OOPS, OS, DBMS, Advanced Algorithms
Tip 1: Focus on consistently solving coding problems on online platforms.
Tip 2: First try to solve the problem on your own, then review the solution.
Tip 3: Keep revising, and practice framing your answers clearly in your head before the interview.
Application process
Where: Campus
Eligibility: No active backlogs, Above 7 CGPA, (Salary Package: 7 LPA)
Tip 1: Include strong AI/ML projects.
Tip 2: Highlight important information clearly.
Interview rounds
01
Round
Medium
Online Coding Interview
Duration90 minutes
Interview date4 Sep 2025
Coding problem1
The first round was an online assessment designed to test fundamental CS knowledge. The test consisted of 40 MCQs covering DSA, Operating Systems, DBMS, and input/output-based questions.
1. DBMS
What are ACID properties? (Learn)
02
Round
Medium
Face to Face
Duration60 minutes
Interview date7 Sep 2025
Coding problem1
The technical interview round was conducted on campus. Questions were asked based on my resume, along with other technical questions. Additionally, I was given a coding problem to solve.
1. Mirror Binary tree
Easy
0/40
Asked in company
For a given Binary Tree of type integer, update it with its corresponding mirror image.
Example:
Problem approach
1. I understood the problem and confirmed that I needed to swap the left and right child of every node.
2. I used a recursive approach and traversed the tree starting from the root.
3. At each node, I swapped its left and right children.
4. I repeated this process for all nodes until the entire tree was reversed.
5. Finally, I returned the root of the modified tree.
03
Round
Medium
HR Round
Duration30 minutes
Interview date7 Sep 2025
Coding problem1
In the final HR round, basic HR-related questions were asked, focusing on my background, career goals, strengths, weaknesses, and overall fit for the organization. The discussion also included a puzzle designed to assess my logical thinking, problem-solving approach, and ability to handle pressure during real-time questioning.
1. Puzzle
Three Switches and Three Bulbs Puzzle. (Learn)
Puzzle:
You have 3 switches in one room and 3 bulbs in another room.
Each switch controls one bulb, but you don’t know which switch controls which bulb.
You can go to the bulb room only once.
Question:
How will you find which switch controls which bulb?
Here's your problem of the day 
Solving this problem will increase your chance to get selected in this company
Skill covered: Programming
Providing input/output examples in your prompt is a technique called:
Choose another skill to practice
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