Hello Vijay,
There are a lot of opportunities after completing your B.Tech, and front end development is a perfect option to go for. It depends upon your skills and interest, whether the field is suitable to you or not. Here are some of the necessary skills that you need to have to be a front end developer-
Responsive Design-
It is the most important thing being a front end developer to build a responsive design so that it can create a great user experience for the users that are visiting on the website.
Testing Debugging-
Testing is the main part of front end development; a front end developer needs to conduct proper testing of the website/project you are working on.
Problem Solving Approach-
Regardless of all the other things, you should have critical problem-solving skills. You should know how to make your front end code compatible with the back end code and work on their functioning.
Knowledge of Browser Development Tools-
You should know the trending browser development tools, by which you will be able to edit and make changes on HTML & CSS.
These all are the crucial front end developer skills that you should have if you are planning to make your career in the field of front end development.