Senior Engineering Manager Interview Questions and Answers for Freshers

Design a scalable and fault-tolerant system for a social media platform

• Use microservices architecture to break down the system into smaller, independent services

• Implement load balancing to distribute traffic evenly across servers

• Utilize caching mechanisms to improve performance and reduce database load

• Implement redundancy and failover mechanisms to ensure high availability

• Use monitoring and alerting tools to detect and respond to issues proactively

Design a calculator app with basic arithmetic operations.

• Include basic arithmetic operations like addition, subtraction, multiplication, and division.

• Design a user-friendly interface with large buttons for numbers and operations.

• Allow users to input numbers using both keypad and touch screen.

• Implement error handling for division by zero and other invalid inputs.

Design a URL shortener system

• Generate a unique short code for each URL

• Store the mapping of short code to original URL in a database

• Redirect users from short URL to original URL

• Consider scalability and performance

• Implement analytics to track usage statistics