You can search for pros in your area under the Find Professionals tab above.

Or you can ask for advice here and will get a mix of pros of various levels of skill and enthusiastic amateurs, also of varying levels of skill. To get advice here, you will want to give us photos and a plot plan of the area you want addressed. For photos, it is best if all the photos are taken from the same spot for each area, with the photographer rotating in one place to take a series of photos that show the entire sweep of space of each part of the property visible from a particular side.

Since you have posted in accessible gardening as well as landscape design, I assume that you or someone in your household has some mobility issues, and knowing what those needs are will help make suggestions useable. For instance, wheelchair or walker access will require ramps for level changes, but vision problems may need railings or bright marking for level changes. Back problems may make raised beds a practical solution to acccessibility for doing planting. Etc.