The build log

Notes from the drafting table: building AI systems, shipping SaaS products, and the lessons recorded along the way.

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[insight]2026.03.30

Three Apps I Pulled From the Play Store

My first project shipped with a question bank, a doubt community, lectures, a social graph and three point systems — for zero users. Here is what came down and why.

7 min readRead →

FIG. 01

[project]2025.03.15

How I Built a Programming Language from Scratch

A compiler design assignment that turned into a language with six data types, a pixel-art game engine, a WASM runtime, and a keyword system where the vocabulary is a JSON file.

8 min readRead →

FIG. 02

[insight]2026.05.12

The Status Column Is a Bug: Modelling Workflows as Event Ledgers

A fifteen-stage export pipeline, four mills competing in parallel, and a date field people quietly correct. Why the obvious status column loses exactly the data the business needs.

8 min readRead →

FIG. 03

[tutorial]2026.06.20

Firebase + Next.js: The Caching Pattern That Actually Works

Cache everything, tag it by collection, and invalidate on the write event. Sixty lines that take a CMS-backed site to one Firestore read per edit instead of one per visitor.

8 min readRead →

FIG. 04

[tutorial]2025.04.20

Multi-Tenant SaaS with Row-Level Security on Supabase

Every multi-tenant app is one missing WHERE clause away from a breach. Postgres RLS moves the guarantee somewhere the application cannot forget it.

8 min readRead →

FIG. 05

[tutorial]2025.06.10

Real-Time Hand Tracking in the Browser with MediaPipe

MediaPipe gives you 21 landmarks and nothing else. Turning those dots into gestures that feel like picking something up is geometry, a smoothing constant, and a 300ms grace window.

7 min readRead →

FIG. 06

[insight]2025.07.02

Your Leaderboard Is Lying: Verifying Scores by Replaying the Game

Anything the client computes, the client can forge. The fix is not obfuscation or rate limits — it is refusing to accept a score at all and replaying the moves server-side.

7 min readRead →

FIG. 07

[insight]2026.02.18

Structure Beats Prompting: Lessons from an AI Assessment Platform

'Generate a question paper' is a demo. Fifteen months into a government education platform, the model turned out to be the least important component.

9 min readRead →

FIG. 08

[project]2026.01.08

A Browser FPS With Zero Assets

No models, no textures, no audio files. Every surface, weapon and gunshot in an 8,500-line Three.js horror shooter is generated by code at load time.

9 min readRead →

FIG. 09

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