Custom Flat Icons Design

I'm looking for a skilled designer to create 21 or more flat style custom icons for my office toolbar.

Requirements:
- Icons should be in a flat design style.
- Icons will represent specific software functions.

Ideal skills and experience:
- Strong portfolio in flat icon design
- Proficiency in design software (e.g., Adobe Illustrator)
- Experience with creating icons for software applications
- Attention to detail and ability to follow design guidelines

Please provide samples of previous work.