Building Reliable LinkedIn and Instagram Feeds with NestJS, PostgreSQL, and Azure Blob
A backend case study in expiring media, resumable backfills, collection budgets, and editorial control.
Subramanya's Blog
Latest articles
I Compared REST and RPC—Then Changed My Go API Design
What an action-based Go backend and a hand-rolled TypeScript RPC taught me about routing, HTTP status codes, validation order, authentication, and rate limits.
How We Migrated Five React Native Modules to TurboModules
What four real build failures taught us about Codegen, Objective-C++, Swift adapters, promise types, and verifying New Architecture work at the correct level.
How We Rebuilt 88 React Native Screens Without a Redesign
A production migration from Redux-Saga and the old bridge to Fabric, React Query, Zustand, and TurboModules—while preserving the existing UI pixel-for-pixel.
Why We Rewrote an 88-Screen Legacy React Native App
How we decided whether a large React Native app needed patient repair or a new foundation—and turned years of technical debt into explicit migration rules.
What I Learned From an Action-Based Go API Layout
One struct, one endpoint, one job. How production Go backends organize APIs around Run() + Handler() — and why I started preferring it over classic three-layer handlers.
WebSocket Chat at Scale: The Architecture Behind Real-Time Messaging That Doesn’t Break
Everyone adds WebSockets. Fewer build chat that survives scale, crashes, and multi-pod deploys. A standalone deep dive into durable delivery, Redis fan-out, and clean service boundaries.