REST and GraphQL API design with OpenAPI documentation, versioning strategies, and best practices.

• Covers REST fundamentals including resource naming, HTTP methods, status codes, request/response formatting, and error handling patterns
• Includes pagination, filtering, sorting, and field selection query parameters with standardized response structures
• Supports multiple authentication approaches: JWT, OAuth 2.0, API keys, and session-based methods
• Provides URL and header-based versioning strategies plus OpenAPI 3.0 specification templates for API documentation
• Offers GraphQL schema design as an alternative to REST, plus 10 core best practices including security, validation, caching, and monitoring