About Jio Spark Program By Jio Platforms Limited Navi mumbai

Hello all, I would like to ask if anyone here had joined the JPL as a part of Jio spark program. How is the onboarding process ? when does it usually start ? and what kind of domain they train you or like what is procedure for those candidates ? as there are no real experiences available on the internet looking forward to hear from you guys also if anyone would like to comment on their work culture and other things feel free to do so Thanks in advance.