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