PowerPoint Master Slide Design

I need an experienced PowerPoint designer to update the master slide layout and design of our existing presentation template.

Key Requirements:
- Revamp the slide layouts for a modern and professional look
- Ensure consistency and visual appeal across all slides

Ideal Skills:
- Strong expertise in Microsoft PowerPoint
- Proven experience in template design and layout modification
- A keen eye for design and detail

Please include samples of similar projects in your bid. Looking forward to your proposals!