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