Simple Firewall Multi Net

Hi Dear, i need you help for make a good firewall configuration on my RB.
Actually i have this port config
bridge1 → connected to border router with private ip 172.x.x.2/32 and access to q.w.e.1/30 public ip
bridge2 → connected to manage router with private ip 172.y.x.1/24
bridge3 → connected to server 10.x.x.1/24 and give acces to internet to server and netmap ip from/to q.w.e.2 public ip
bridge4 → connected to client 10.x.y.1/10 and give access to internet to client public ip q.w.e.3 public ip

actually i made a low performaces configuration and i will reconfigure everiting from 0 starting fom this point http://rickfreyconsulting.com/wp-content/uploads/2016/01/RFC-MikroTik-Firewall-5.0-Free-Version.txt or something similar.