Build system realtime ElasticSearch and report?

Dear All,
I going to buiding dashboard from data traffict of website from analysed data elasticsearch.
I need some advice from people who ever building project like that or had a vision,solusion for solve it.
i have two questions.
1/ which programming language easy to support? ( now i am coder php and too),i know several api such as Elastica..
2/which i api support to me building dashboard for analys data from alasticsearch?

thanks all!