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