Full Stack developer needed

I need to build ecommerce website from scratch with WordPress similar to https://www.rockmybabynannyagency.co.uk
I am looking for a professional designer and developer to complete the domain registrar, hosting, front and backend

The project timeline is four weeks, the developer will outline all cost involved from start to finish

The main responsibilities will be:
1) Develop WordPress website and backend as per the specs.
2) Test email integration with online forms
3) Install required security plugins.
4) Various pop-ups and online forms must be added.

5) Configure image optimization.
6) The website must have payment Gateway in place for online payment
7) Optimize the site for high performance.
8) the google page speed should be greater than 70.

9) The website should be optimized for Mobile

The candidate must have a full overview of what needs to be added on a professional ecommerce website. The developer must design this website with easy of maintance and great attention to detail.

The person with the best idea and concept for the ecommerce website will be awarded this project.

PLEASE DO NOT WASTE MY TIME IF YOU CANNOT DEVELOP THIS AND CANNOT WORK WITHIN THIS TIME AND BUDGE

Looking forward to work with you