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