Hi Atul & welcome to DBpedia,
We are currently re-organizing our get-involved pages
http://wiki.dbpedia.org/get-involved
http://wiki.dbpedia.org/Development
They need some more work to be complete but should be enough to get you
started.
Go through those pages and come back to us with more
Apologies for cross-posting
Call for Research & Innovation Papers
SEMANTiCS 2016 - The Linked Data Conference
Transfer // Engineering // Community
12th International Conference on Semantic Systems
Leipzig, Germany
September 12 -15, 2016
http://2016.semantics.cc