PineLabs Software Engineer Interview Experience

Software Engineer

June 17, 2025
7 Questions

Summary

AI Powered

The interview experience at PineLabs consisted of two rounds, focusing primarily on coding and database concepts. In Round 1, candidates encountered medium level questions related to stack operations, greedy algorithms, and dynamic programming. The second round included discussions on database management, SQL queries, and further DSA problems. Overall, the interview process was moderately challenging and sought to assess both technical skills and theoretical knowledge relevant to the roles at PineLabs.

1

ROUND 1

#1

Parenthesis Matching

Solve a medium level problem related to stack for matching parentheses. Provide an algorithm and analyze the time complexity.
stack
parenthesis-matching
Medium
#2

Greedy Algorithm with Line Sweep

Describe a medium level greedy problem that can be solved using a line sweep algorithm. Explain your thought process and the steps involved.
greedy
line-sweep-algorithm
Medium
#3

Dynamic Programming and Recursion

Discuss a simple dynamic programming and recursion problem similar to the rod cutting problem. Provide the algorithm and time complexity analysis.
dynamic-programming
recursion
rod-cutting
Medium
2

ROUND 2

#1

Database Controller Discussion

You are given a problem statement. Discuss it and write the controller responsible for managing the associated database operations.
database
controller
application-design
Medium
#2

Database Indexing Concepts

Explain database concepts, specifically focusing on indexing and cardinality. Why are they important?
database
indexing
cardinality
Medium
#3

SQL Query Writing

Write an SQL query based on a given requirement. Ensure to consider efficiency in your query structure.
sql
database
query
Medium
#4

Medium Level DSA Problem

Solve a medium level DSA problem that requires a solid understanding of algorithms and data structures. Describe your approach in detail.
data-structures
algorithms
Medium
A

Anonymous

Verified User

AI Powered

Share Your Story

Share your interview in your own words — our AI handles the rest. Hardly takes 2 minutes.

Take Mock Interview

Prepare better with expert feedback

Want to Connect 1:1?

Connect with me 1:1 for career guidance, resume reviews, interviews, and more.

Show Your Love!

Connect with us on social media