Latest Posts
Build a Secure File Upload Pipeline with Node.js, Multer, Sharp, and S3
Learn secure file uploads in Node.js with Multer, Sharp, and S3. Validate, optimize, and serve images safely in production.
Build Secure OAuth 2.0 Authentication with Arctic, Hono, and Drizzle ORM
Learn secure OAuth 2.0 authentication with Arctic, Hono, and Drizzle ORM, including PKCE, sessions, and multi-provider login setup.
Build a Resilient Multi-Provider AI Gateway with NestJS, LangChain.js, and SSE
Learn to build a resilient AI gateway with NestJS, LangChain.js, SSE, and fallbacks to avoid vendor lock-in and stream responses.
How End-to-End Encryption Works: Building a Secure Chat App From Scratch
Learn how end-to-end encryption secures chat apps with key exchange, double ratchet, and AES-GCM. See the core system in action.
Zustand and React Query: A Clear State Management Pattern for Scalable React Apps
Learn when to use Zustand for client state and React Query for server state to build cleaner, scalable React apps. Read the guide now.
Build a Type-Safe Payment Gateway Abstraction in TypeScript
Learn how to design a type-safe payment gateway abstraction in TypeScript to avoid vendor lock-in, simplify integrations, and scale confidently.
How to Build a Truly End-to-End Encrypted Chat App with X3DH and Double Ratchet
Learn how to build an end-to-end encrypted chat app using X3DH and Double Ratchet for real privacy, forward secrecy, and trust.
How to Build Secure, Resumable S3 File Uploads with Presigned URLs
Learn to build secure, scalable S3 file uploads with presigned URLs, multipart uploads, and async processing for a better UX.
How to Build a Secure File Upload Pipeline in Node.js with Multer, Zod, and S3
Learn secure file uploads in Node.js using Multer, Zod, virus scanning, S3 storage, and signed URLs to build a safer, scalable pipeline.
React Query and Zustand: The Smarter State Management Pattern for Scalable React Apps
Learn when to use React Query for server state and Zustand for client state to build cleaner, scalable React apps. Read the pattern now.
Zustand vs React Query: Smarter State Management for Modern React Apps
Learn when to use Zustand for client state and React Query for server state in React apps to build cleaner, scalable frontends.
Build Vendor-Agnostic AI Apps with Next.js, LangChain.js, and Provider Fallbacks
Learn to build vendor-agnostic AI apps with Next.js, LangChain.js, streaming, memory, and provider fallbacks to cut costs and boost reliability.
Zustand and React Query: A Smarter React State Management Pattern
Learn how Zustand and React Query separate client and server state in React for cleaner code, better performance, and easier scaling.