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