If you only edited a couple of articles for this company, and did this from your home and worked on your own schedule, then the company could classify you as an independent contractor. If your earnings from this company were more than $600 total for the year, they would send you a 1099 form no later than January 31st to report the amount of money you were paid.
You will need to file Schedule C with your personal tax return to report these earnings and pay any taxes which are due.
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