job termination Korea foreigner jobs in Korea for foreigners fired in Korea visa Seoul Global Center XpatJobs Kowork foreign worker reporting delay Korea expat career Korea English jobs Korea employer shutdown foreign worker Korea unpaid wages Korea unpaid wages foreigner Korea notice period korea retirement pay Korea JobKorea foreign worker unsafe work Korea change job korea visa foreign worker job change korea unpaid salary Korea foreigner korea employment visa quitting job Korea foreigner foreign worker mistakes Korea LinkedIn Korea labor office foreign workers Korea resigning job korea company closed Korea visa salary not paid Korea workplace change Korea work visa korea labor office Korea severance pay Korea part-time jobs Korea visa sponsorship Korea E-7 visa Korea visa violation part time korea unpaid severance Korea e7 visa job change korea visa reporting timing Korea visa reporting deadline Korea Saramin labor rights foreigners Korea non-teaching jobs Korea labor office communication Korea foreigner jobs Seoul freelance jobs Korea job change Korea workplace change reporting Korea foreign worker employer no response Korea work visa status foreign worker ghosted Korea job change visa korea process foreign worker korea immigration reporting steps foreign worker job change work in South Korea 2025 foreign worker side job korea work visa korea rules foreign employment law korea Korea job search guide Korea job platforms Korean labor law foreigners foreign worker visa korea rules job change korea immigration work compliance teaching jobs Korea KOTRA job fair foreign worker severance Korea foreign worker resignation foreign worker Korea