Implement Chrome, Firefox, Edge, Safari plugin to enhance data from a page

we search for a very experienced plugin developer for implementing one plugin for multiple browsers

support required (in decreasing priority)
- chrome
- firefox
- edge (shall not be that tricky due to chrome)
- safari
- chromium (shall not be that tricky due to chrome)

For this an existing plugin has to be analyzed ( https://aebb.es/p3lix )

The extension shall do the same as it does but additionally calculating the sqm price
and highlighting hits which meet some criteria which can be configured.

on hovering a popup opens after a deferred time about 500ms
on popup following page data is getting grabbed
- URL of the product
- product ID
- review count
- stats of the product (will be shared)
and displayed in the popup

in parallel to the popup
a REST API is getting called with a POST and containing all details which have been grabbed

Additionally some details shall be modifiable on the popup like:
- personal 1<selectBox>
- personal2 <selectBox>
- a submit personal

after submit the additional details are getting posted too, with the same previous api call

MS1:
- implement a first MVP/POC for chrome as explained above

MS-later (not part of this bid)
- provide changes
- implement for other browsers too
- formula 24/8

Budget
will not be disclosed place best bid to get considered

Delivery:
- in our git (access will be shared after award)
- clean coding in terms of javascript common coding standards
- available unit tests, to run tests for backend calls