Front end is basically Bootstrap + jQuery (o_O) Back end is Ruby, but built using Padrino, based on the Sinatra framework instead of Rails. Not exactly 'old'

Front end is basically Bootstrap + jQuery (o_O) Back end is Ruby, but built using Padrino, based on the Sinatra framework instead of Rails. Not exactly 'old' tech there, but not nearly as cool or fast moving as Rails, Go, Rust etc.