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GeekyAnts13h ago · 19 min read

Automate the Obvious, Review the Rest: Designing AI-Powered Content Moderation

Introduction A social product does not fail only when the database is slow. It also fails when the feed becomes a place users no longer trust. We needed a moderation system that could inspect captions

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Yusuf Öztoprak1d ago · 9 min read

Swapping OpenAI for a Fake Embedder With One Environment Variable

There is a standard story about design patterns. You learn them from a catalogue, you memorize the diagrams, and later, in an interview, someone asks you to explain the Factory Method and you draw box

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Roland Mweze1d ago · 33 min read

How to Build Passkey Authentication with WebAuthn, Next.js and NestJS

Passwords are a pain for both users and service providers․ Users often find it difficult to remember passwords, and the risk of phishing and password reuse across multiple websites is high. Developers

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GeekyAnts1d ago · 18 min read

Automate the Obvious, Review the Rest: Designing AI-Powered Content Moderation

Introduction A social product does not fail only when the database is slow. It also fails when the feed becomes a place users no longer trust. We needed a moderation system that could inspect captions

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GeekyAnts5d ago · 21 min read

Deep Linking for Mobile Apps With React Native and AWS

Third-party attribution services like Branch, AppsFlyer, and Firebase Dynamic Links offer turn-key deep linking out of the box. However, they frequently bring vendor lock-in, recurring SaaS subscripti

techblog.geekyants.com

Sonali Parekh5d ago · 17 min read

Set up a monorepo you can still maintain in a year

In short We build a TypeScript monorepo around one endpoint, GET /health, and add what that endpoint needs to stay healthy as the repo grows. You finish with a NestJS API, two shared packages, a task

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Damilare AgbaOct 21 · 5 min read

The square in my realtime bill

Pricing out realtime for a shared 3D space: per-message billing, all-to-all broadcast at 10 updates a second, and why 10x the people meant roughly 90x the bill. I'm building a side project with a shar

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Waseem AnjumOct 19 · 19 min read

NestJS SSE in Practice: Streaming Job Progress with @Sse and RxJS

Progress bars are where "real-time" usually starts in a backend. A user kicks off something slow, such as a download, an export or an AI job, and wants to watch it finish. In NestJS the cleanest tool

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Waseem AnjumOct 18 · 19 min read

NestJS 12 Migration Guide: Upgrading from v11, Tested and Benchmarked

NestJS 12 is the first major release of the Node.js framework since v11. It was released on August 27, 2026, and 12.1.3 is the current version. The headline changes are ESM-only packages, built-in Sta

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Waseem AnjumOct 18 · 11 min read

A secure NestJS + Prisma API starter, piece by piece

Most NestJS tutorials stop at nest new and a controller. The part that takes time is everything that wraps the controllers: security headers, a CORS policy that matches your frontends, rate limits, CS

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Automate the Obvious, Review the Rest: Designing AI-Powered Content Moderation

Swapping OpenAI for a Fake Embedder With One Environment Variable

How to Build Passkey Authentication with WebAuthn, Next.js and NestJS

Automate the Obvious, Review the Rest: Designing AI-Powered Content Moderation

Deep Linking for Mobile Apps With React Native and AWS

Set up a monorepo you can still maintain in a year

The square in my realtime bill

NestJS SSE in Practice: Streaming Job Progress with @Sse and RxJS

NestJS 12 Migration Guide: Upgrading from v11, Tested and Benchmarked

A secure NestJS + Prisma API starter, piece by piece