I will make restapi using expressjs or nextjs

API Starter

Price: $100

Delivery Time: 5 days

Key Features:

Set up a basic REST API using Next.js and Express.js.

Define 2-3 API endpoints for essential functionality.

Basic error handling and status codes.

Integration with a simple database or file storage system.

API documentation for implemented endpoints.

2 rounds of revisions.

Enhanced API Development:

• Price: $250
• Delivery Time: 10 days

Includes Basic Package Features, Plus:

• Implementation of additional API endpoints (5-7 in total).
• Authentication setup (e.g., JWT authentication).
• Input validation and request sanitization.
• Error logging and improved error handling.
• Integration with a more advanced database system (e.g., MongoDB, MySQL).
• Cross-Origin Resource Sharing (CORS) configuration.
• API testing and validation.

Full-Featured API Solution

• Price: $500
• Delivery Time: 15 days

Includes Standard Package Features, Plus:

• Advanced authentication mechanisms (OAuth, OAuth2).
• Rate limiting and security measures.
• Custom middleware for specific business logic.
• Integration with external APIs or third-party services.
• Implementing versioning for the API.