Blog

Thoughts on software development, technology, and more.

May 6, 2026

How to Build Monthly/Weekly Reports with Holistics, S3, and api-reports

A deep-dive into snapshot reporting architecture — why we offload report generation to Holistics, store exports in S3, and serve them through a lean API layer instead of hammering the production database.

System DesignBackendReporting+2 more

May 5, 2026

9 min read

How I Built an Embeddable Chat Widget Script (Like Intercom)

A practical walkthrough of building a drop-in <script> that injects a button + iframe chat UI, configurable via data-* attributes, and powered by a Next.js route.

Next.jsReactFrontend+3 more

May 5, 2026

5 min read

URL Shortener System (BITLY) System Design

Design a production-grade URL shortener: code generation, collision handling, caching, expiration, analytics, and scaling to millions of redirects/day.

System DesignBackendCaching+2 more