There are lot of courses are available in the market you can opt for but before going for any courses in the stock market, you can first get the bachelor degree and side by side you can do some internship form various institute. There are various institute who provided online as well as normal courses like
Radical Institute of stock market,
Maheswari institute,
Arihant capital market,
Kalpataru Institute of capital market,
etc.
NSE who provide the certification course in the stock market
You can do these courses like
Introduction to financial market
Trading basics
financial market
Investment management.
(Source: https://www.quora.com/I-am-interested-in-the-stock-market-What-course-should-I-do-after-class-12)
sharemarketshiksha 