PostedIn5 min read
Meet PostedIn: LinkedIn content, ready for your review
A look at PostedIn, my LinkedIn content service: prepared posts, Arabic and English support, client review, publishing options and clear monthly plans.
Read article ↗BLOG / 01ENGINEERING NOTES
Field notes
from the stack.
Product stories from PostedIn, practical guides to web engineering, and the decisions behind software people can use.
PostedIn6 min read
A LinkedIn content calendar for freelancers: 15 useful posts
Build a 15-post LinkedIn calendar around real work. A developer-focused example, a downloadable CSV and a walkthrough of PostedIn’s free planner.
Read article ↗PostedIn5 min read
Building PostedIn: the workflow behind a LinkedIn content service
Inside PostedIn’s Next.js product: bilingual public pages, a private client workspace, content review and publishing decisions that matter beyond the interface.
Read article ↗Technical SEO7 min read
AI Search SEO: A Practical Guide to AI Overviews and AI Mode
A practical AI search SEO audit for business websites: indexing, Google’s AI controls, useful content, author identity, image discovery, and measurable results.
Read article ↗AI Engineering7 min read
AI Chatbot Security: Stop Prompt Injection from Becoming a Data Breach
Design safer AI chatbots with tenant-aware retrieval, restricted tools, approval checks, safe output rendering, and a practical prompt-injection test matrix.
Read article ↗AI Engineering8 min read
AI Agents vs Workflows: What Should You Build in 2026?
Choose between AI agents and automation with a practical decision table, a customer-support example, cost calculations, and a production launch checklist.
Read article ↗AI Engineering8 min read
RAG vs Fine-Tuning: Build an AI Chatbot for Your Data
Should you use RAG or fine-tuning for a business chatbot? Compare the options, design document retrieval, test citations, and protect private customer data.
Read article ↗Next.js16 min read
Technical SEO in Next.js App Router: A Production Guide
A practical Next.js App Router SEO guide covering metadata, canonical URLs, sitemaps, robots rules, JSON-LD, internal links, rendering, and release checks.
Read article ↗Performance17 min read
React Performance and Core Web Vitals: A Practical Guide
Diagnose and improve LCP, INP, and CLS in React with field data, browser profiling, rendering fixes, image strategy, and measured memoization.
Read article ↗DevOps18 min read
Deploy Next.js with Docker, Nginx, and GitHub Actions
Deploy Next.js reliably: choose the right output, build a lean Docker image, configure Nginx, publish with GitHub Actions, and plan safe rollbacks.
Read article ↗Next.js12 min read
How I Built My Production-Ready Next.js Portfolio — Moataseem Shaaban
How Moataseem Shaaban built a Next.js portfolio with static rendering, Tailwind CSS, GSAP and Nginx, with an update on its current architecture.
Read article ↗React10 min read
React Server Components vs Client Components: A Guide by Moataseem Shaaban
Moataseem Shaaban explains the difference between React Server Components and Client Components, when to use each, and shares real examples from building moataseem.com with Next.js 15.
Read article ↗Backend14 min read
Building a Scalable REST API with Node.js, Express, and PostgreSQL — by Moataseem Shaaban
Moataseem Shaaban shares his approach to building production-grade REST APIs using Node.js, Express, and PostgreSQL with authentication, validation, error handling, and deployment on a VPS.
Read article ↗CSS9 min read
Tailwind CSS v4: What's New and How I Use It — Moataseem Shaaban
Moataseem Shaaban breaks down Tailwind CSS v4's new features — the Rust-based engine, CSS-first configuration, OKLCH colors — and shows how he uses it on moataseem.com.
Read article ↗Career15 min read
Full Stack Developer Roadmap — Moataseem Shaaban's Guide
A practical full-stack developer roadmap from Moataseem Shaaban: learn core web skills, build real projects, and prepare for production work.
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