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

1.
influenciador, influenciadora
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.
A marca colaborou com um popular influenciador de moda para promover sua nova coleção.
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She became a successful beauty influencer on YouTube.
Ela se tornou uma influenciadora de beleza de sucesso no YouTube.