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