Holders of Malaysian passports do not need visas to enter Ireland.  Citizens of Thailand should apply for visas through the Honorary Consulate in Bangkok.  Citizens of Myanmar should apply for visas through the Embassy in Kuala Lumpur.  

For all information regarding Visas, including VISA APPLICATION FORMS and SUPPORTING DOCUMENTS required, please consult the websites of the Department of Foreign Affairs 

http://www.dfa.ie/home/index.aspx?id=8779

and, the Department of Justice, Equality and Law Reform (INIS)

http://www.inis.gov.ie/en/INIS/Pages/WP07000015

For information regarding employment in Ireland, please log on to:-

http://www.entemp.ie

If you are an IRISH citizen and require information about the visa requirements or policy of OTHER COUNTRIES you should contact the nearest diplomatic or consular mission of the country concerned