Wix Code Integration & Shipping API Setup

I need a skilled web developer to help me embed some JavaScript code on my Wix website. The task also involves connecting an external shipping tracking API that I've already chosen.

Key Requirements:
- Embed JavaScript code on the Wix site
- Connect to a pre-selected shipping tracking API
- Utilize provided API documentation effectively

Ideal Skills:
- Proficient in JavaScript
- Experienced with Wix website development
- Familiar with API integration
- Able to work with technical documentation