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