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