Doji Pattern is a form of candlesticks formations that carries a lot in it's meaning which is related to where it appears on the chart .. actually many trading strategies combined the Doji pattern as a signal or as a rule to enter or Exit The Trades .. 

In the following video you will learn how to trade the doji pattern using Pending Orders .. this type of trades will be applied on the weekly chart and yes you can apply it on the lower time frames but i personally prefer weekly and monthly time frames  for swing trades ..