Merge Photos from Two Macs

I'm looking for someone to help me merge pictures from two Mac computers into one location. The pictures need to be organized by date.

Requirements:
- Experience with Mac OS
- Ability to handle and organize large volumes of photos
- Attention to detail for date organization

Ideal Skills:
- Proficiency in file management on Mac
- Previous experience with photo merging and organization

Please provide a clear plan and timeline for completion.