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