You can post bounty nostr events through the nostr:npub1fmunwy3lljfyzlgyuyman79lxwm4efz6pzlgqjwc400pr9l708qquvje8w web or desktop client, and easily keep track/direct developers to apply for your bounties. 

E.g. https://bounties.resolvr.io/u/npub1getal6ykt05fsz5nqu4uld09nfj3y3qxmv8crys4aeut53unfvlqr80nfm