Even for STEM roles in large corporations, university prestige is unavoidable because the depth of learning differs even for the same subjects

Even in Computer Science
Local universities or lower-tier universities in Seoul explain data structures or algorithms as simply as possible
However, at top-tier universities, they must teach difficult concepts in great detail and analyze them one by one through code
And that becomes the content for midterm and final exams
Even when learning the same subject, the depth of learning is different