There are numerous trades for BTech such as-

• B.Tech in Information Technology
• B.Tech in Electrical and Electronics Engineering
• B.Tech in Robotics Engineering
• B.Tech in Software Engineering
• B.Tech in Marine Engineering
• B.Tech in Nano Technology
• B.Tech in Artificial Intelligence
• B. Tech in Agricultural Engineering
• B.Tech in Civil Engineering
• B.Tech in Mechanical Engineering
• B.Tech in Computer Science

Apart from this there are also many other courses which you can get following the link below:

https://www.careers360.com/courses/b-tech-bachelor-of-technology

Now if you want to know about the most paid job courses then CSE and IT are the course which have a lot of jobs as well as the salary packages are highest in this genre. See the more you will go to the core fields such as Mechanical, Civil etc the salaries becomes less and less. Now if you need to know about a field with more details then you can ask the question in career360.com (//career360.com) QNA section and we will try to answer them.

I hope this answer helps. All the very best for your future endeavors!