Techiniques for digital platform testing

I am new to digital platform testing .My project includes testing of all the videos ,images,ads on live site.we do all the functional testing like regression,smoke,integration,UAT.Please suggest what are the new techniques which we can use to do efficient testing in less time to market.We use Automation (selenium,appium,sikuli,winapdriver,jmeter).We are also working on new Devops techniques.Apart from these types what else can we use to test new emerging platforms .Please suggest