it depends on what you call 'hinduism'. it's one of the world's most heterodox religions and has absorbed a huge amount of cultural tradition from at least 300 languages.
The rig veda is probably what most people agree is one of the foundational texts of hinduism, but it dates to about 1500 BC.
However, the vedas probably absorbed a lot of earlier cultural tradition from the indus valley civilization, especially worship of Shiva-like deities. How much is however, debated.
just like mesopotamia, there was a lot of syncretism.
I imagine that when your career is arts based, you've likely assimilated that society's labels are arbitrary and determined in large part by competitive interests, because there is less of a fundamental truth than they would imply once established. Since this is a software engineering forum, we tend to expect more objectivity in our labels. Ironically when you think about it because software labels are so obviously artificial.
The rig veda is probably what most people agree is one of the foundational texts of hinduism, but it dates to about 1500 BC.
However, the vedas probably absorbed a lot of earlier cultural tradition from the indus valley civilization, especially worship of Shiva-like deities. How much is however, debated.
just like mesopotamia, there was a lot of syncretism.