English jobs Korea Saramin company closed Korea visa visa reporting timing Korea unpaid salary Korea foreigner XpatJobs work visa status jobs in Korea for foreigners e7 visa job change korea visa sponsorship Korea fired in Korea visa employer no response Korea non-teaching jobs Korea visa reporting deadline Korea korea employment visa foreign worker reporting delay Korea JobKorea foreign worker job change korea foreign employment law korea labor office communication Korea part-time jobs Korea foreign worker mistakes Korea visa violation part time korea Korea job platforms KOTRA job fair job change visa korea process foreign worker korea immigration reporting steps notice period korea expat career Korea resigning job korea foreign worker resignation labor office foreign workers Korea work visa korea labor rights foreigners Korea foreign worker job change employer shutdown foreign worker Korea Korea job search guide foreign worker unsafe work Korea foreign worker side job korea job termination Korea foreigner Seoul Global Center LinkedIn Korea unpaid wages foreigner Korea change job korea visa workplace change reporting Korea foreign worker quitting job Korea foreigner foreigner jobs Seoul work visa korea rules foreign worker ghosted Korea foreign worker visa korea rules job change korea immigration work compliance freelance jobs Korea Kowork teaching jobs Korea work in South Korea 2025