Realistic 3D Model Refinement

I need a skilled 3D artist to refine my STL file of a person. The goal is to enhance realism, focusing primarily on facial details.

Key Requirements:
- Refine facial features for realism:
- Eyes and eyebrows
- Mouth and lips
- Maintain correct body proportions
- Use provided reference images for accuracy

Ideal Skills and Experience:
- Proficiency in 3D modeling software
- Experience with STL file refinement
- Strong understanding of human anatomy
- Attention to detail
- Ability to work with reference images

Please provide your portfolio with similar work.