He is not that strict on picking writers. Even if the writer is a student or already employed, he would hire the writer for as long as he/she is fluent on at least one of the languages stated. Age and location doesn't matter as long as the writer will always communicate well.
What: Hiring Anime Writers
What: Anime Reviews in complete detail
Who: Can write English/Spanish/Dutch/French/Portuguese content
Who: Age doesn't matter
When: For as long as you see this page live on this website, he is still hiring.
Where: Location doesn't matter
How: Getting paid will be discussed with him thru Skype. Paypal/Wire Transfer/Paxum/Pioneer
How much: 5-10$ per article or anime review.
If you're qualified, you can apply by sending an e-mail to redblueballoon12[@]gmail[dot]com
Note and edit: Your application should be formal and straightforward, he will pretty much ignore those who will just ask if the position is still available. Apply and send an e-mail like your applying an actual writing job.