Found at “How we built the Tinder API Gateway | by Tinder | Tinder Tech Blog | Medium” on 2023-01-09 17:39:51.

Tinder API Gateway (TAG) is one of the critical frameworks at Tinder that solves the need of exposing public APIs and enforcing strict authorization and security rules. It’s engineered to meet Tinder’s custom need to fit perfectly in its current cloud infrastructure, and can be scaled as required and maintained without any external support.