I can manage the application in agile way within some days you will be able to use it for chatting purpose,
We are using JAX-REST services in back end, then We have team of 4 peoples who do the support and development parallel., We offered you the best quote with best and prominent work, you may contact indid 8600187755 personally, if any query or my project information, As i am newly registers here on the freelancer and no rating available.
As per our discussion, I will request for 27 days of implementation-->goes as
[login to view URL] collection and setup we will do initially,after successfully configuring the codes we will start with our work.--1 days duration.
[login to view URL] API Upgrade with the scale able framework(7-9 WS). 9 days
[login to view URL] push notification with updated policy,--> 3 days
[login to view URL] subscription and blocking mechanism.-> 7 days
[login to view URL] imp. messages. and its access easily.-->4 days
[login to view URL] based message deletion -->4 days