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