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