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Mean Stack Developer Interview Questions

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260 mean stack developer interview questions shared by candidates

L1 had basic to medium level questions on NodeJS and promises mainly. Plus there were some very basic question on Angular. L2 was good with good questions on implementation ways and projects technical question about NodeJS.
avatar

Full/Mean Stack Developer

Interviewed at Hitachi Vantara

3.5★
Aug 8, 2022

L1 had basic to medium level questions on NodeJS and promises mainly. Plus there were some very basic question on Angular. L2 was good with good questions on implementation ways and projects technical question about NodeJS.

Tell me about yourself. Angular Interview Questions: Have you worked on test cases or unit testing? What is code coverage? What information can you get from code coverage, and what is your score? What are access modifiers? What are lifecycle methods in Angular? Can you explain a scenario-based question in Angular? Example: How would you manage state or handle component communication in a large Angular application? Node.js Interview Questions: How does Node.js work internally? Describe the event-driven, non-blocking I/O model of Node.js, including the role of the event loop. Database Interview Questions: What is ORM (Object Relational Mapping)? What is the difference between a simple SQL query and one written using ORM features? Miscellaneous Questions: What are ACID transactions? What are the SOLID principles? Explain the five principles: Single Responsibility, Open/Closed, Liskov Substitution, Interface Segregation, and Dependency Inversion. Basic DSA Questions: How would you find the indices of a given target value in an array? How would you reverse a string in your preferred programming language?
avatar

Full/Mean Stack Developer

Interviewed at Biz2X

4★
Jan 8, 2025

Tell me about yourself. Angular Interview Questions: Have you worked on test cases or unit testing? What is code coverage? What information can you get from code coverage, and what is your score? What are access modifiers? What are lifecycle methods in Angular? Can you explain a scenario-based question in Angular? Example: How would you manage state or handle component communication in a large Angular application? Node.js Interview Questions: How does Node.js work internally? Describe the event-driven, non-blocking I/O model of Node.js, including the role of the event loop. Database Interview Questions: What is ORM (Object Relational Mapping)? What is the difference between a simple SQL query and one written using ORM features? Miscellaneous Questions: What are ACID transactions? What are the SOLID principles? Explain the five principles: Single Responsibility, Open/Closed, Liskov Substitution, Interface Segregation, and Dependency Inversion. Basic DSA Questions: How would you find the indices of a given target value in an array? How would you reverse a string in your preferred programming language?

Angular Interview Questions: Tell me about yourself. Have you worked on test cases or unit testing? What is code coverage? What information can you get from code coverage, and what is your score? What are access modifiers? What are lifecycle methods in Angular? Can you explain a scenario-based question in Angular? Example: How would you manage state or handle component communication in a large Angular application? Node.js Interview Questions: How does Node.js work internally? Describe the event-driven, non-blocking I/O model of Node.js, including the role of the event loop. Database Interview Questions: What is ORM (Object Relational Mapping)? What is the difference between a simple SQL query and one written using ORM features? Miscellaneous Questions: What are ACID transactions? What are the SOLID principles? Explain the five principles: Single Responsibility, Open/Closed, Liskov Substitution, Interface Segregation, and Dependency Inversion. Basic DSA Questions: How would you find the indices of a given target value in an array? How would you reverse a string in your preferred programming language?
avatar

MEan Stack Developer

Interviewed at Biz2X

4★
Jan 8, 2025

Angular Interview Questions: Tell me about yourself. Have you worked on test cases or unit testing? What is code coverage? What information can you get from code coverage, and what is your score? What are access modifiers? What are lifecycle methods in Angular? Can you explain a scenario-based question in Angular? Example: How would you manage state or handle component communication in a large Angular application? Node.js Interview Questions: How does Node.js work internally? Describe the event-driven, non-blocking I/O model of Node.js, including the role of the event loop. Database Interview Questions: What is ORM (Object Relational Mapping)? What is the difference between a simple SQL query and one written using ORM features? Miscellaneous Questions: What are ACID transactions? What are the SOLID principles? Explain the five principles: Single Responsibility, Open/Closed, Liskov Substitution, Interface Segregation, and Dependency Inversion. Basic DSA Questions: How would you find the indices of a given target value in an array? How would you reverse a string in your preferred programming language?

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