House Plans Layout Editing

I'm looking for a skilled professional to edit existing house plans. The primary focus is on layout changes.

Key Requirements:
- Change room size in the living area
- Modify the layout of bedrooms and kitchen as well

Ideal Skills and Experience:
- Experience in architectural design or floor plan modification
- Attention to detail
- Ability to visualize and implement layout changes effectively
- Proficiency in design software such as AutoCAD, SketchUp, or similar

Please provide samples of previous work and an estimated timeline for completion.