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