Miractal

What questions do you have for the company?

Why is replication needed if backups exist?

Have you encountered the problem of filesystem WAL files being cluttered?

What interesting things have you done with PostgreSQL/MySQL?

What did you do at Cisco? What is your experience with network equipment?.

Was the replica switch to master manual or automatic (Patroni)?

Why does Nginx with 2 workers handling 2048 connections hit a limit at 3500, not 4096?

Why didn't you use HAProxy instead of Nginx for load balancing?

What is TLS? How does it differ from SSL?

RabbitMQ — a node or a cluster?

Tell us what you did at RMK Digital.

Have you configured IPsec tunnels on MikroTik? Are you familiar with IPsec phases, DH groups?