The answer to this question depends on you. The more time you will devote, the more likely you will be to learn it quickly. Overall, it can take from a month to several months to do this golang certification course based on how strong your command is in programming. Please be noted that, though it is simple to write code in GO, it is not easy. You will need to learn several new topics in GO that are not present in common programming languages like Java or .net.