Caiyun Tech Team

Jan 24, 2024 · Backend Development

How We Built a High‑Performance Elevation API with 30 m Resolution

This article details the end‑to‑end process of replacing low‑resolution SRTM data with 30‑meter ASTER elevation data, redesigning storage and access using JuiceFS, Go, and sync.Pool, and achieving sub‑millisecond latency for 1500 QPS in a Kubernetes environment.