Comprehensive Network Monitoring Software Development

I'm looking for a seasoned developer to create a robust network monitoring application compatible with the latest Mac and Windows operating systems.

Key Features:
- The application should monitor various network metrics including:
- Bandwidth usage
- Latency and packet loss
- Network availability
- Ping and Traceroute
- SSH, RDP, FTP, SFTP, Telnet (no NMAP, Networks scan)
- Ability to save machines for later access
- Request Header details
- Subscription based model
- One download file with no pre-installation requirements
- Speed test to specific gateway
- Load balancer detection
- Retrieve device details
- SSH
- FTP
- Telnet
- Ping and traceroute
- Speed test to specific gateway
- Load balancer detection
-MFA
-Payment and subscription gate way implementation