Modern Abstract Art T-Shirt Designs

I'm looking for a talented graphic designer to create 20 modern T-shirt designs. The designs should be inspired by abstract art and utilize a bright and bold color palette.

Requirements:
- 20 unique T-shirt graphics
- Modern art style (references will be provided)
- Abstract art themes
- Bright and bold color palette

Ideal Skills:
- Proficiency in graphic design software (e.g., Adobe Illustrator, Photoshop)
- Strong portfolio in modern and abstract art
- Experience in T-shirt design
- Creativity and attention to detail

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