SGSalome Githinjiingithinjisal-dev.hashnode.dev·Aug 23 · 8 min readBuilding a Reflection Agent with LangGraph: Teach Your AI to Critique Its Own WorkMost of us write a first draft, read it back, pull back a little, and fix it. That "wince and fix" loop is exactly what a Reflection Agent does — except the one doing the wincing is an LLM. In this ar10
SGSalome Githinjiingithinjisal-dev.hashnode.dev·Jul 21 · 4 min readRAG for Business: How Retrieval-Augmented Generation Can Fix Your Company's Knowledge ProblemEvery company has the same quiet problem: knowledge is scattered. It's in Slack threads, PDFs, old emails, wikis nobody updates, and the heads of two or three people who've been there the longest. Whe00
SGSalome Githinjiingithinjisal-dev.hashnode.dev·Jun 18 · 8 min readAdvanced Retrievers in LlamaIndex: Beyond Basic Vector SearchIf you've been building RAG (Retrieval-Augmented Generation) applications, you've probably started with vector search — embed your documents, embed your query, retrieve the top-k similar chunks. It wo10
SGSalome Githinjiingithinjisal-dev.hashnode.dev·Feb 9 · 11 min readMastering Authentication in Next.js 13+ with Redux Toolkit & TypeScript: A Comprehensive GuideIntroduction When I started building my e-commerce application with Next.js 13 and the App Router, I struggled to find a comprehensive guide on implementing Redux Toolkit for authentication. Most tutorials used the simple counter redux examples.This ...10
SGSalome Githinjiingithinjisal-dev.hashnode.dev·Dec 14, 2025 · 4 min readUnderstanding the Linux top Command: A Complete Guide to Real-Time System MonitoringMonitoring system performance is a critical skill for anyone working with Linux whether you’re a developer, system administrator, or DevOps engineer. While commands like ps provide a static snapshot of running processes, they fall short when you need...00
