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