한국 로스쿨 졸업하고 해외 진출을 어려울까요?

I doubt your Korean practice will make you more attractive to the law firms in the U.S.
Besides, you need a license to practice the law. “writing이랑 영어 구사 능력이 되야 미국쪽 오퍼를 좀 받을 수 있고…” This assumes you are licensed to practice the law in that state.