People looked down on me for having a crummy job but it really isn't all that bad? is a Manga/Manhwa/Manhua in english language, Action 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

Shirosaki Reito was suddenly sucked in by a mysterious crack and got transferred in between dimensions. He got reincarnated as a baby in another world. He was born in the royal family and was the heir to the throne but he was driven/kicked of the palace. The reason was that he was born as a Support magician and had Alchemist as a job which was the lowest job that existed in the new world and people who had that were considered jobless. But there was a secret hidden in that job!! From jobless to the strongest job!!!