Hydrating Face Wash Formulation

I'm seeking an experienced cosmetic formulator to create a hydrating face wash.

Key Requirements:
- Expertise in skincare formulation, particularly face washes
- Knowledge of effective hydrating ingredients
- Ability to create a gentle, effective formula suitable for various skin types

Ideal Skills:
- Background in cosmetic chemistry
- Experience with natural and synthetic ingredients
- Strong understanding of regulatory requirements in cosmetics

Please provide examples of previous work and any relevant certifications.