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