So in my example redux is on the backend with nodejs. You should handle this in the backend always before serve to your frontend, then you will have no problems regarding filters on the front! But now we should go for Demux, this is the juice: https://medium.com/eosio/introducing-demux-deterministic-databases-off-chain-verified-by-the-eosio-blockchain-bd860c49b017?source=linkShare-d63a4db2f83e-1532996516
RE: EOS Todo Dapp - Free RAM Model and State Management - EOS + Redux = <3