Skills are what matter, not your age. In some respects, it's probably harder to be taken seriously as a 50-year old than as an 18-year old. People will assume y

Skills are what matter, not your age. In some respects, it's probably harder to be taken seriously as a 50-year old than as an 18-year old. People will assume you don't know the latest technologies and/or are set in your ways and/or are too expensive, while the opposite will be assumed of a teenage developer.