Design Tinder
What is a Dating App?
A dating app is a location-based social platform that connects people looking for romantic relationships by showing them potential matches nearby and letting them express interest through a simple swipe mechanism.
The core idea is straightforward: users create profiles, the app shows them other users based on preferences and location, and when two people both express interest (swipe right), they "match" and can start chatting.
Popular Examples: Tinder, Bumble, Hinge, OkCupid
In this chapter, we will explore the high-level design of a dating app.
This problem combines several interesting challenges: location-based queries, real-time matching, recommendation systems, and messaging infrastructure.
Let's start by clarifying the requirements: