I applied through an employee referral. The process took one week.

The interview was on the BarRaiser platform, and it was for 60 minutes.

• Introduction: 5 minutes.
• Language & Framework: 10 minutes.
• Backend Concept: 15 minutes.
• Coding & Problem: 30 minutes.

The interviewer had six years of experience and was very good.

The questions asked were on JS, as I interviewed on Node.js.

Language and Framework:

• All the concepts with the example
• Closure
• Var and let (difference)
• Variable hoisting
• Timer function (all functions name)
• Immediately Invoked Function Expression
• Token mechanism (JWT token)

Backend Concept:

• ACID properties with example
• HTTP status code like 401 is meant for what
• Difference between Authentication and Authorization

Coding Question:

• Variation of Overlapping Interval.
• Given a few time slots like {{1012,1136}, {1137, 1417}, {1015,1020}} where 1012 means 10:12, find how many cars can be parked at the same time interval.
• Input: arr = {{1012,1136}, {1137, 1417}, {1015,1020}}.
• Output: 2.