TECHNOLOGY INTERVIEW GUIDE
MCP Server with TypeScript interview preparation.
Turn your understanding into examples, reasoning, and clear trade-offs.
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Difficulty
Question type
18 questions
MCP Foundations: Problem, Mental Model, and Boundaries
Learning objectives
Foundation2 min read
End-to-End Request Flow and Trust Boundaries
Learning objectives
Foundation2 min read
JSON-RPC 2.0: Requests, Responses, Errors, and Notifications
Why it exists
Foundation2 min read
Initialization, Lifecycle, and Capability Negotiation
Why it exists
Foundation2 min read
Tools: Discovery, Schemas, Invocation, and Results
Why tools exist
Foundation2 min read
Resources, Resource Templates, Prompts, and Completions
Resources
Foundation2 min read
Transport Choice: stdio and Streamable HTTP
stdio
Foundation2 min read
Build a Local TypeScript MCP Server
Project setup
Intermediate2 min read
Reuse Existing APIs, Services, and Databases
Recommended architecture
Intermediate2 min read
Build a Custom TypeScript MCP Client
Client responsibilities
Intermediate2 min read
Authentication, Authorization, and OAuth
Authentication versus authorization
Intermediate2 min read
Security Threat Model for MCP Servers
Main threats and controls
Intermediate2 min read
Errors, Timeouts, Retries, Cancellation, and Progress
Error taxonomy
Intermediate2 min read
Testing, Inspector, Logging, and Evaluation
Test pyramid
Intermediate2 min read
Advanced Capabilities and Multiple-Server Architecture
Sampling
Advanced2 min read
Difficulty is editorial guidance. These questions are not a ranking of interview frequency.
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