Yes, there is a template for the job letter. You can search for the template of a job letter on Google. It is one of the essential things in a CV because it decides if you will be invited to the job interview. Also, you need need to be prepared for the job interview. There is a lot of tricky question the employee can ask you. For example, try to exercise how to answer tell me about yourself. By answering this question, the employee analyzes how you appreciate yourself and wants to know about your plans and ambitions.