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