Rippling Senior Frontend Software Engineer Interview Questions and Answers

DSA question.
1 - stocks buy/sell

Q1. Merge sort related DSA problem
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Q2. Linked List DSA problem
Ans. 
Implement a linked list data structure and solve a problem using it.
• Understand the basic concepts of linked lists such as nodes and pointers.

• Implement functions to insert, delete, and search for elements in the linked list.

• Solve a problem like reversing a linked list or finding the middle element using linked list operations.
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Q1. Design for TrueCaller
Ans. 
Design a system similar to TrueCaller for identifying unknown callers.
• Implement a database of phone numbers and associated names

• Allow users to report spam numbers

• Use machine learning algorithms to identify spam calls

• Provide a caller ID feature for incoming calls
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Q1. Previous project experiences
Ans. 
Led development of a cloud-based inventory management system for a retail company.
• Managed a team of 5 developers to design and implement the system

• Utilized AWS services for scalability and reliability

• Integrated with existing ERP system for seamless data flow
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Q1. Why are you leaving your current job
Ans. 
Seeking new challenges and opportunities for growth
• Looking for a new challenge to further develop my skills and knowledge

• Interested in exploring different technologies and industries

• Seeking opportunities for career advancement and growth

• Current job lacks opportunities for professional development
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Two medium DSA questions based on strings.

Q1. Design Google Meet
Ans. 
Design a video conferencing platform similar to Google Meet.
• Implement real-time video and audio streaming

• Include features like screen sharing, chat, and participant management

• Ensure scalability to support large number of users

• Focus on security and privacy measures

• Optimize for low latency and high quality video/audio
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Q1. Design Splitwise Application (LLD)
Ans. 
Design a Splitwise application for managing shared expenses among friends.
• Implement user authentication and authorization for secure access.

• Create a user-friendly interface for adding expenses and splitting them among friends.

• Develop algorithms for calculating balances and settling debts between users.

• Include features for adding comments, attaching receipts, and generating reports.

• Consider scalability and performance o...read more
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1 hr coding round required me to solve 2 leetcode medium questions

Q1. Design an online grocery store basically zepto.
Ans. 
Design an online grocery store similar to zepto.
• Implement user-friendly interface for easy navigation

• Include search functionality for quick product discovery

• Offer secure payment options for customer convenience

• Provide delivery options with tracking feature

• Include customer reviews and ratings for products

• Implement inventory management system for real-time updates
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Q1. Low Level Design for Chess
Ans. 
Low level design for a chess game including classes, functions, and data structures.
• Create classes for pieces (e.g. Pawn, Rook, Bishop) with properties like position and color

• Implement functions for moving pieces, checking valid moves, and capturing opponent pieces

• Use data structures like 2D arrays to represent the chess board and track piece positions
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It was about 45mins aptitude test .

Q1. I was asked about the double Linked list, stack ,Queue.
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Q1. Logical questions
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