https://the-sumeet.github.io/tags/uurl-shortner/Recent content in Uurl-Shortner on Sumeet's BlogHugoen-usSun, 22 Feb 2026 00:00:00 +0000https://the-sumeet.github.io/posts/design-url-shortner/Sun, 22 Feb 2026 00:00:00 +0000https://the-sumeet.github.io/posts/design-url-shortner/URL shortners, like (tinyURL), maps a long URL to a short, unique key. The most fundamental task of a URL shortener is to take a long URL (the input) and generate a short, unique code (the alias). When a user visits <domain>/abc123, our system looks up abc123 in the database and redirects them to the original long address. Requirements 100 million URLs generated per day. 1:10 write to read ratio. Maximum 10 characters long.