Nextcloud & PHP Customization Expert

I'm looking for a skilled Nextcloud and PHP expert to help with customization and theming.

Tasks include:
- PHP customization for both UI design and form functionalities
- PHP adjustments as required
- General theming based on my specific requirements
- Modifications based on Group membership

Ideal skills and experience include:
- Proven Nextcloud setup and customization experience
- Strong PHP development skills, especially in both front-end and back-end contexts
- UI/UX design experience, with a strong portfolio
- Ability to work within a tight budget constraint.