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