Posts by Anchal Rawat

• Building a Simple URL Shortener in Go

  A minimal URL shortener built in Go using only the standard library, featuring hashing, in-memory storage, and concurrency-safe HTTP redirection.

  A Anchal

  January 17, 2026

  3 min read

  Go URL-Shortener SHA-256 Backend Concurrency Hashing

• Building a Rate Limiter Middleware in Go

  A rate limiting middleware in Go that protects APIs from traffic spikes using zero external dependencies.

  A Anchal

  January 1, 2026

  3 min read

  Go Rate Limiting API Protection