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