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