Nginx and Cloudflare Configuration for WordPress

I am looking for a freelancer to assist with setting up Nginx and Cloudflare on my existing domain and Linux server. The project involves configuring the following applications on specified subdomains:

MatterMost on one subdomain.
MatterMost (https://mattermost.com)

Cattr on another subdomain.
Cattr (https://cattr.app)

WordPress on the root domain.
WordPress (https://wordpress.com)

Requirements:
Proven experience with Nginx configuration and optimization.
Familiarity with Cloudflare setup and integration.
Expertise in setting up and managing MatterMost, Cattr, and WordPress on Linux servers.
Ability to ensure seamless and secure operation of all applications.

Current Status:
The Linux server and domain are already set up.
I need assistance specifically with the configurations as mentioned earlier.

Deliverables:
Fully functional MatterMost instance on the specified subdomain.
Operational Cattr app on its designated subdomain.
WordPress is installed and running smoothly on the root domain.
Proper integration and optimization of Nginx and Cloudflare for all applications.

Timeline:
Please provide an estimated timeframe for completing the setup.
If you have the necessary skills and experience, please reach out with your proposal, including relevant past projects and your availability.