How to Maintain Mystery in a Conversation

If you're an introvert after this please tell me do you still feel like an introvert because I feel like pretty much unpack the entire idea but that's the luck. If you are able to speak in a way that creates mystery people will be more interested in you for instance what do you do oh I work as a front end developer in CSS and python in tech okay no tension held there no mystery created there right he could have as well said I work for this company at this time in these hours this is what I get paid and this is my dream  in that same sentence. The more mysterious a thing is the better it works so it is not only that you have to