Info Edge

Role: Software Developer

College: Not Specified (On-Campus)

Interview Date: 30 Aug 2023

Interview Type: On-Campus, Full-Time

Result: Selected

Difficulty: Easy to Medium

Rounds: 3 rounds

Topics Asked: Data Structures, Algorithms, CS Fundamentals (Computer Networks, Operating System), MongoDB, SQL

Experience:

This candidate applied through their college campus portal for a Software Developer role at Info Edge (Naukri.com). The hiring process involved an online exam on HackerRank followed by three face-to-face interview rounds.

Journey & Preparation: The candidate practiced DSA questions on LeetCode and competitive programming on CodeChef. They also paid special attention to CS fundamentals like Computer Networks and Operating Systems. Preparation duration was 5 months, covering C++, Java, React, Mongo, SQL, HTML, CSS, Javascript.

Round 1 (Face to Face): This round lasted 60 minutes.

• Coding Problem: Built the power function in the most optimized time complexity.
• Questions: Explained indexing and answered some MongoDB related questions, such as how to fetch details related to a project.

Round 2 (Face to Face): This round also lasted 60 minutes.

• Coding Problem: Reverse the String. This was considered an easy problem.

Round 3 (Face to Face): The final technical round lasted 60 minutes.

• Coding Problem: Lowest Common Ancestor (LCA) of two given nodes in a binary tree.