Install Nextcloud with spamassassin to connect several email addresses to customize the spam blocking

I am looking for a freelancer who can help me install Nextcloud on my Windows operating system. I also need assistance with setting up spamassassin to connect several email addresses and customize the spam blocking.

Skills and Experience:
- Experience in installing and configuring Nextcloud on Windows
- Familiarity with setting up spamassassin for email filtering
- Knowledge of connecting multiple email addresses to a system
- Ability to customize spam blocking settings

Requirements:
- Set up Nextcloud on my Windows operating system
- Configure spamassassin to connect and filter 4-7 email addresses
- Customize spam blocking settings for optimal spam filtering

Please provide examples of previous work and relevant experience Crin your proposal.