What about reading the help section and the pinned topic on this forum wisely named Getting Started on Upwork?
What do yo think?
"Where darkness shines like dazzling light" —William Ashbless
Rene is referring to this post by Vladimir. Please, review resources linked to it and let us know if you have any further questions. Additionally, you may need to improve your profile to make it stand out since you are going to apply for jobs in a very competitive category.