Every task you complete on Hingmy awards points to you. Points accumulate and remain with you as long as your profile is active.
When you reach the point requirement for the next level, you level up. The level shows your commitment to the community. The first few levels come easy. The later ones put distance between you and the newbies.
As you gain levels you unlock perks. Proving yourself a trustworthy member of the community will allow you to take on more responsibility.