I'm Salah Eddine Medkour. I teach Python and ICT at Badji Mokhtar University in Annaba, Algeria, and I build things on the web when my brain won't let me sleep. Before Nadeef, I made AirQuiz, an offline quiz platform that saved me 95% of my grading time when the university's internet couldn't handle 289 students taking exams simultaneously. I graduated with a master's in Network Engineering, but most of what I actually build comes from being annoyed at problems that shouldn't exist.

The trash pile that started everything

There's a spot near my apartment. Trash bags piled against a crumbling concrete pillar under a highway overpass. It's been there for three weeks. Every morning I walk past it. Every morning I think someone should clean it. Every morning I realize I'm "someone" and I keep walking.

This is the problem with civic responsibility. Everyone sees it. Nobody owns it. The municipality won't come unless you call, and calling means navigating a phone tree that goes nowhere.…