Rippling Senior Frontend Software Engineer Interview Questions and Answers

Q1. House robber problem
Ans. It was a classic house robber problem. I started with brute force approach of recursion and then optimized the recursion code using memoization and solved the problem. But the interviewer only wanted to hear the answer he had mugged the night before. He didn't want to understand my thinking and my approach process.
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Q2. Solid principles
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Q3. Garbage collection
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Questions were crayon box ,the bot and the game and happy neighbourhood for 90 mins

Q1. Array basics was asked
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Q2. Segment tree,prefix sum
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Q1. Low level design was asked
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First round was coding test in online mode which was quite easy.

Q1. In the 2nd round they asked the technical questions from SQL , simple coding questions.
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Q1. Create a controller , service and repository methods and classes to save userDeatils in table using Spring Data JPA .
Ans. 
Create a controller, service, and repository to save user details using Spring Data JPA.
• Create a UserController class with appropriate mappings for saving user details.

• Create a UserService class with a method to save user details.

• Create a UserRepository interface that extends JpaRepository to handle database operations.

• Implement the saveUserDetails method in the UserService class to call the save method of the UserRepo...read more
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I was asked question on sliding window on finding the largest subarray with all distinct numbers. The interviewer was very helpful.

Q1. Create pagination component using an api show the data for the pages
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