Client-Facing Business Management Website

I'm looking to develop a business management website primarily as a client-facing platform.

Key requirements include:
- Client Interaction: Need to define and implement main features for client interaction.
- Core Functionalities: Would like to incorporate essential internal team management functionalities.

Ideal Skills & Experience:
- Strong web development skills
- Experience in creating client-facing platforms
- Knowledge in integrating task tracking, communication tools, and performance monitoring features
- UI/UX design proficiency for a user-friendly interface

Please share your previous work examples and relevant experience.