Node.js Backend Developer — SeniorCovers Node.js internals, the event loop, streams, and performance profiling, plus the backend architecture decisions senior interviews focus on.Price: US$ 24.89. 100 published questions in this package.Objectives

Node.js Runtime & Event Loop

Async Patterns

Modules

Core APIs

Frameworks

REST & API Design

Authentication & Security

Databases & ORMs

Performance & Scaling

Testing

Error Handling & Logging

Deployment & Process Management

SyllabusNode.js Runtime & Event LoopAsync PatternsModulesCore APIsFrameworksREST & API DesignAuthentication & SecurityDatabases & ORMsPerformance & ScalingTestingError Handling & LoggingDeployment & Process ManagementSample questions

What is Node.js and what problem does it solve well?

What does "non-blocking I/O" mean in Node.js?

What is the difference between blocking and non-blocking code, with an example?

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