You need to see the rules concerning this; you do not want to be offering to do something illegal. You need to be registered to teach English at an academy. Good luck! I think Immigration does not monitor this site. I am fairly confident of this.
Looking for part time job offer
I am a student at Pusan National University. I am looking for any part-time position connected with English language learning. I have an experience to teach kids at home. I am available to teach on Mathematics, Electrical and Electronics, English at home or schools.
I am motivated, responsible and hard-working person. So if you are interested, please contact me via email or this website, and I will send you my resume. Email: firstname.lastname@example.org
Have a great day!