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