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