Seeking a man who can speak English like native speaker

We're a software development agency located in Singapore.
We're mainly working on projects from the states, and so, we need native/fluent English speakers who can help us job interviews.
We offer various types of rates. Hourly or weekly basis.
Some partners are working with us for over an year and they are making $3K/mo by helping us.
Please let me know if you're interested.