The skills and experience you should have includes:

- Strong knowledge of Flutterflow.

- Proven experience in adding similar features into existing app

- Fixing scrolling pictures ( scroll for one picture to another, show a bar to indicate which picture are you watching).

- Sort by: section (9 different elements).

- Filter section (entire filter section) save the search.

- Share button and hide (can share of hide a product).

- Map integration (could be google maps or apple maps)

- More maps feature, when press marker on map must popup a card with the information. (drop down to hide the card that just pop up).

- On a different zoom level in or out change icon.

- On create product page add boolean section to add features to the collection product.

- Favorite heart section (save collection list of favorites products) if your are not login show login widget.

After saved a product show a widget tapping a reason for the save or add your personalized tag and the possibility the save the new tag.

- Add on detail product page number of day since the creation, number of views on each property, number of save (people save the product).

-Add on detail product section fact and features button that displays more information of the product or hide it again.

- Add functionality to call a phone number.

- Add widget comparable products (show cards with information of similar products) on detail page.

-After login ask permisson push notification.

-Add section of profile (name, email, manage account privacy and cookies, sign out, notification boolean widget).

-Customer support section( a chat to section for feedback).

-Search bar features (on search bar show 2 buttons )

Please include examples of past work related to this scope in your proposal. Looking forward to our collaboration.