What should I do after B.Tech in computer science?

You should go for M.Tech in CSE, if you genuinely think that you can do well and excel in the same field. It will have good opportunities and scope.

Hello Arpit, There are plenty of opportunities after this. You can become an entrepreneur, take up a job, appear for civil services examination, join armed forces, take admission for ME, go abroad for MS. But the main and most important thing is what's your dream? You must take that path which will