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