Your post shows how professional you are. you have not mentioned any bounty you managed before. It will better to create portfolio of your work so that client see your previous work before contacting.
anyways if you really want to manage bounty then you should do some hardwork to start good business. first of all you should make some followers on Twitter page and bring some good community to telegram group. now you should also have a good conversation skill to talk with project marketing team. To find new projects you can check twitter or
https://icodrops.com/ and then contact through their email or telegram.
If he is a professional manager, shouldn't he at least know how to spell that word correctly? "proffetional", really?
Shouldn't a professional know where such posts should be placed?
he even misspell bounty spelling which he wanted to provide service.
I'm from the Project Development Baunty Management Community.