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