LeadSquared Senior Manager Interview Questions and Answers

Q1. System design on current product
Ans. 
I have experience in system design for current product, focusing on scalability and efficiency.
• Analyze current system architecture and identify areas for improvement

• Consider scalability, performance, security, and user experience in design

• Collaborate with cross-functional teams to gather requirements and ensure alignment

• Implement best practices and technologies to optimize system design

• Regularly review and iterate on s
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Q2. Difference between NoSQL and RDMBS
Ans. 
NoSQL is a non-relational database management system that allows for flexible and scalable data storage, while RDBMS is a traditional relational database management system with structured data storage.
• NoSQL databases are schema-less, allowing for easy scalability and flexibility in data storage.

• RDBMS databases use structured query language (SQL) for data manipulation and retrieval.

• NoSQL databases are better suited for ...read more
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Q1. Questions related to work experience
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Q1. Role and responsibilities
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Q1. Past work experience
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Q1. Culture fit and how one fit to the role
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Q1. Work culture and previous work experience
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Q1. Very good Interview Process. Good mix of Technical and Functional questions.
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Q2. 1) Experience Project and Program management aspects. 2) Questions on Agile, Scrum and Ceremonies.
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Normal online code / frontend test

Q1. How would you build book my show
Ans. 
Designing and building a platform similar to BookMyShow involves creating a user-friendly interface for booking tickets for various events.
• Develop a user-friendly website and mobile app for users to browse and book tickets for movies, concerts, plays, etc.

• Implement a secure payment gateway for users to make online transactions.

• Integrate a database to store information about events, venues, tickets, and user bookings.

• In...read more
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Q1. Solid principals, awareness of patterns
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Q1. How would you build tinyurl like service, systems designs
Ans. 
To build a tinyurl-like service, design a system with a URL shortening algorithm, a database to store mappings, and a redirect service.
• Use a hashing algorithm to generate short URLs from long URLs (e.g. MD5, SHA-256).

• Store the mappings of short URLs to long URLs in a database (e.g. MySQL, Redis).

• Implement a redirect service that takes a short URL, looks up the corresponding long URL in the database, and redirects the u...read more
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Q1. Non-technical questions
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Q1. Tell us about yourself
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Q1. What is you weakness
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Q1. Why should we not hire you
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Q1. Rate Limiter with possible test cases
Ans. 
Rate limiter is a mechanism to control the rate of requests sent to a server
• Implement a sliding window algorithm to track the number of requests within a specific time frame

• Set a limit on the number of requests allowed per unit of time

• Return an error response when the limit is exceeded

• Test cases: 1. Send requests below the limit - should be successful. 2. Send requests above the limit - should receive an error response
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Q1. Rank teams based on some criteria
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Q1. Job scheduler system design round
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DSA, OOPS, OS,CN,DBMS

Machine coding - implement auto search

Q1. Past experiences
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