JioHotstar Platform Engineer Interview Questions and Answers

Apti and coding

Q1. Questions on java a d sql
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Q1. Given a string, find the longest length palindromic substring in the given string.
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Q1. Mention the most challenging technical problem you had to solve.
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Q2. Some minor low level entity design.
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1 hr coding round required me to solve 2 leetcode medium questions

Q1. Design an online grocery store basically zepto.
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Q1. Find word with most frequency
Ans. 
Use a hashmap to count the frequency of each word in the array of strings and find the word with the highest frequency.
• Create a hashmap to store the frequency of each word

• Iterate through the array of strings and update the frequency in the hashmap

• Find the word with the highest frequency in the hashmap
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Q2. Spring boot concept
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Q1. What is your name
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Q2. How many years of experience you have
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I'm knowlege of c language

Q1. Aney question of c language
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Q2. And data base and etc
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Q1. Write a rest API which return employee data based on ID.
Ans. 
Create a REST API to retrieve employee data by ID
• Use a GET request to /employees/{id} endpoint

• Query the database for employee data based on the provided ID

• Return the employee data in JSON format
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