#"grpc"

gRPC: Stop Using REST When Your Microservices Need to Talk Fast ⚡🚀

Our inventory service was calling the pricing service 200 times per second over REST/JSON. Response times averaged 45ms. We switched to gRPC. Response times dropped to 4ms. Same network. Same servers. Just better protocol choices. Here's what I learned designing inter-service communication for a high-traffic e-commerce backend.