I am doing engineering . I want to know some information about companies that will help me to get job I visit companies web site and I see what service they provide but we don't know what CAD tool they used to make electronic circuit. If we know something before interview. we can prepare very well before interview example If they use cadence , keil we can prepare very well because we know what they are using. same we don't know what qualities we should have to get job. what quality should have employ to get job.I mean design engineer , testing engineering ...etc and which type of employ they are looking for job. If my intrusted field is microcontroller. I like to make small projects with microcontroller I want to become design engineer so how to know what will be my role in company can we send mail to companies to know the some basic information about company ?