أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Yes because this boosts your strength
yes too important but be sepecific to the key description to give the audience an idea about your work that is relevant or close to the new job.
It is important to add a job description of your roles to clarify clearly the roles you have been doing in your past positions