JS-Powered Flask App for Football Webshop

I am seeking an experienced developer who can create a Flask app for my football webshop. Here are my specific requirements:

- Develop the app using SQLite and Flask.
- Consider using Flask-login and SQLAlchemy, but those are optional.
- Use JavaScript for the frontend and Node.js for builds.
- Style with CSS and apply REST principles.
- Incorporate AJAX, session-based user authentication, and data validation.
- Ensure the design is responsive.

The futures in the webshop should include:

- A detailed product catalog.
- A user-friendly cart system.
- User reviews for products.

Skills needed:

- Strong JavaScript skills, preferably experience with Vue.js and Vuex.
- Expertise in Flask app development, specifically with SQLite.
- Familiarity with Node.js
- Practical experience in applying REST principles, AJAX and session-based authentication.
- Fluency in creating and styling responsive designs.