Pradeep Chandran M — Journal https://pradeep.fyi/journal/ Engineering write-ups by Pradeep Chandran M. en How I Built a Result Portal That Serves a Million Students on a Single 2 vCPU Server https://pradeep.fyi/journal/result-portal/ https://pradeep.fyi/journal/result-portal/ Sun, 11 Oct 2026 00:00:00 GMT Result day crashes college portals because every page view becomes a database query. Here is how pre-rendering immutable results in memory took a Go portal from 247 to thousands of students per second, and where it still falls short. App Throttler: I Slowed Down My Own Apps and Ended Up Building a Network Tool for Android https://pradeep.fyi/journal/app-throttler/ https://pradeep.fyi/journal/app-throttler/ Tue, 06 Oct 2026 00:00:00 GMT App locks and timers never fixed my app addiction, so I tried adding resistance instead. That turned into a no-root Android app that throttles, blocks and inspects the network of only the apps you pick. Why I Built My Own Redis Server in Go https://pradeep.fyi/journal/rendis/ https://pradeep.fyi/journal/rendis/ Wed, 22 Jul 2026 00:00:00 GMT It all started with a simple problem. I wanted a free Redis cache, but couldn't find one that fit. So I decided to build a Redis-compatible in-memory database from scratch in Go. Automated Result Notifications: Getting Results Before the Official Announcement https://pradeep.fyi/journal/automated-result-notifications/ https://pradeep.fyi/journal/automated-result-notifications/ Mon, 20 Jul 2026 00:00:00 GMT How I built a system to detect college results minutes before the official announcement and automatically email them to 40+ students. How I Built a Custom "Now Playing" Widget for My Portfolio (Without Relying on the Spotify API) https://pradeep.fyi/journal/now-playing-widget/ https://pradeep.fyi/journal/now-playing-widget/ Sun, 19 Jul 2026 00:00:00 GMT An end-to-end look at capturing my phone's current song using a mobile app, Cloudflare Workers, and a React frontend.