I Levelled Up by Becoming an Influencer is a Manga/Manhwa/Manhua in english language, MONSTERS series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

In a world where your ability to take on dungeons reflects in your status, Akisora Shuu was given the class “Appraiser”. It’s a never seen before class that’s not suited for fighting, so nobody cares about his ability. Thus, he lives a repetitive and mundane life. Then one day, after he posted a video sharing the information of a monster he had appraised in the dungeon, he suddenly leveled up. It turns out that it was because he received a share of the experience of his viewers whenever they defeated the monster he had video’d about. Now, with a way to infinitely level up, he charges into the dungeon to save the person most important to him!