UCloud Tech

Mar 17, 2020 · Backend Development

How We Scaled an Online Education Platform 20× During COVID: A Technical Playbook

During the COVID‑19 school closures, the education platform rapidly expanded its backend and database architecture, achieving a 20‑fold traffic increase through vertical upgrades, read/write separation, high‑availability redesign, and meticulous performance tuning, all within a few days of planning and execution.