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