Nobody is using Redux any more, and it's even publically discouraged by the creator. It's a legacy system and including it in your problems list just makes me think you have no React experience and no idea what you are talking about (beyond technical yapping also Redux as a product still achieved what it tried to solve so your dx doesn't even matter).
Firebase in this context is just a database and how you poll data on client or server from it. Nonsensical reference again.
Firebase in this context is just a database and how you poll data on client or server from it. Nonsensical reference again.