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