influencer
US /ˈɪn.flu.ən.sɚ/
UK /ˈɪn.flu.ən.sɚ/

1.
influencer, influyente
a person who has the ability to influence potential buyers of a product or service by promoting or recommending the items on social media.
:
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The brand collaborated with a popular fashion influencer to promote their new collection.
La marca colaboró con un popular influencer de moda para promocionar su nueva colección.
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She became a successful beauty influencer on YouTube.
Se convirtió en una exitosa influencer de belleza en YouTube.