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