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