Level 1 Player (2022)

Blurb:
Life has been hard for Choi Hyunseong and his family since the portal gates appeared. That is, until he finally awakens! While he is unable to level up, he is gifted with the ability to trade goods on an interdimensional level and get items that raise his stats! Through the power of commerce, Hyunseong is gaining skills, storming dungeons, hunting monsters, and collecting loot to help his family. Level is nothing but a number, and he is seemingly unstoppable as … the level 1 player.

Source: www.anisearch.com/manga/72670