How does one become an equity research analyst, and can he/she become a successful independent investor later on in his/her career

Yes, he or she can become an equity research analyst and become a successful independent investor later, You can join any institute to learn about equity research and analyst like

NIFTY trading academy

National stock exchange

Sharemarketshiksha

Radical Institute of stock market,

Maheswari institute,

Arihant capital market,

Kalpataru Institute of capital market, etc.

(Source: https://www.quora.com/How-does-one-become-an-equity-research-analyst-and-can-he-she-become-a-successful-independent-investor-later-on-in-his-her-career)