Dear Banerjee,

I hope you are doing well !

As per your query it is not complete or Wrong else if you wants to know about after MCA course or job related any information then you can go for research in recognized universities or you can go through Job areas as per your interest.
Some of Top and hottest job areas are

Information Technology in this area like coding ,Software testing,Web and app development ,Cyber Security,Network Security and much more and starting salary is also good or minimum 3-4LPA but it will vary as per your skills .

I hope it will helpful

Thanks