Showing 12 of 122 articles on AI systems, retrieval, backend engineering and DevOps.
Stream AI responses token by token in Next.js with Server-Sent Events, React 19's useOptimistic and useTransition, and an accessible shadcn/ui chat.
Combine pgvector embeddings with PostgreSQL full-text search using Reciprocal Rank Fusion for accurate, hallucination-resistant RAG in Node.js.
Build a production online/offline presence system in React Native with Socket.io, Express and strict TypeScript types — lightweight and accurate.
Build a custom GitHub Action that builds, pushes and deploys a Dockerized Node.js app behind an Nginx reverse proxy — a full automated pipeline.
Build production authentication in Node.js and Express with JWT, Google OAuth2, session handling, and role-based access control that actually holds.
Build a type-safe, accessible multi-step form in Next.js App Router with Server Actions, Zod and shadcn/ui — focus management and ARIA included.
Set up a private, offline RAG system by connecting locally hosted LLMs via Ollama to a PostgreSQL pgvector database using LangChain.
Integrate Stripe with Node.js step by step — one-time payments, secure webhook handling, and recurring subscriptions, with real code examples.
Embed Make, Zapier or n8n into your existing apps for admin dashboards, CRM sync and reporting — with real code and architecture patterns.
Build approval flows, two-way sync and real-time alerts between Airtable, Slack and your own API using n8n and webhooks — production patterns.
n8n, Make.com and Zapier compared on connectors, UI and pricing — plus when self-hosting beats a SaaS automation platform, and when it does not.
Debug production outages with logs, metrics and traces — a real post-mortem walkthrough and the tooling that actually reduces MTTR.