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