A Netflix original series dramatizes the technology behind Spotify. This will just attempt to scratch the surface of it. — The fourth episode of “The Playlist” seemed like a perfect backdrop for a system design interview. Andreas Ehn, played by Joel Lützow, broke the fourth wall to diagram Spotify’s design, complete with a trade-off decision (client-server network vs. peer-to-peer network), an engineer meeting with a solution (hybrid approach), and the…