Investment and Trading

how can I become my own private broker for Indian Stock Market & US Stock Market?

Become a member of the NSE and the NYSE.

I’m just attaching 2 articles from trusted sources you can go through.
1st Step is Becoming Stock Broker
2nd Step is Registering Himself as DP

how can I become a member of NYSE & NASDAQ?

can you tell how can i become. member of NYSE & NASDAQ?

Apply for a membership via NYSE NYSE Equities Membership

Start with learning how brokerage firms work and what the requirements to become a broker are.