TL;DR, Reduce complexity in in your programs by avoiding the use of ORMs.
TL;DR, Avoid the “Full Stack idea”. As a company you’ll save money, as a developer you’ll save time.
TL;DR, Use PostgreSQL’s “timestamp with time zone” (“timestamptz”).
When developing software focus on creating the simplest possible system instead of shoe-horning every solution into your language/framework of preference.