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