The biggest problem with proselytizing to Hindus is getting them to not just add Jesus to their thousands of other gods but to replace them all.
They did so by making Buddha another incarnation of Vishnu
However, modern Hindu thought does account for a supreme God, Ishwara, from whom the entire universe is supposed to emanate -- however, this makes the universe part of god and to whom everything will eventually subsist. This was the basis of Gnosticism