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