May 30, 2026 · 6 min read
How to Write a Great AGENTS.md (With a Real Example)
AGENTS.md tells AI coding agents how to work in your repo. Here's what a great one contains, a real example, the five rules that make it work, and the mistakes to avoid.
Raju H
Blog
Working notes on spec-driven AI
Methodology, tool deep-dives, and case studies from the bootcamp. RSS feed.
12 posts
May 30, 2026 · 5 min read
How to Set Up a New Project for Claude Code (AGENTS.md, Subagents, and Slash Commands)
A productive AI-agent project is more than one config file. Here's the complete .claude/ setup — rules file, a subagent, and a slash command — with verified formats and real examples.
May 29, 2026 · 4 min read
Can AI Marketing Skills Replace a Marketing Agency for a Dhaka Small Business?
Agency retainers are real money for a Bangladeshi SME. Can free Claude marketing skills do the job instead? An honest answer for Dhaka founders and freelancers.
May 29, 2026 · 5 min read
No, Claude Code Isn't Replacing Your Marketing Agency — Here's What It Actually Does
The viral 'AI replaced my marketing agency, saving 70K/month' post is ~60% real and 40% hype, with a broken install command. Here's the honest breakdown of what Claude marketing skills actually do.
May 29, 2026 · 4 min read
Claude Skills Explained: How to Install Them and Which Ones Are Worth It
What Claude Skills (Agent Skills) actually are, the correct way to install them (the viral posts get the command wrong), and a practical filter for which skills are worth adding.
May 26, 2026 · 8 min read
The 12 AI Prompts I Actually Use Every Week as an Indie Engineer
Not 50, not 100. Twelve specific prompts I reach for weekly building real production software solo — with the actual prompt text, when to use each, and the failure mode it prevents.
May 26, 2026 · 7 min read
From "I Use ChatGPT Sometimes" to "I Ship with AI Weekly": A 5-Day Plan for Working Professionals
A realistic 5-day plan to go from occasional AI user to shipping real work with AI every week. 45 minutes a day, one concrete artifact at the end.
May 26, 2026 · 6 min read
Building a Production bKash Integration with Claude Code in One Afternoon
The real bKash Tokenized Checkout flow, the four production traps that kill most tutorials, and the spec-first prompt that gave me working code in 4 hours. Real code from buildwithraju.dev.
May 26, 2026 · 6 min read
Claude Code vs Cursor for Spec-First Workflows: A Working Engineer's Take
Token efficiency, context windows, and review ergonomics — which AI coding tool actually wins when you work spec-first, and why most senior engineers run both in 2026.
May 26, 2026 · 8 min read
Spec-Driven AI Explained: A Working Professional's Guide (with Real Examples)
Why spec-driven AI beats vibe-coding in production, the four-paragraph spec that ships a feature without 12 retries, and how to apply it whether you write code or not.
May 26, 2026 · 6 min read
Spec-Driven AI for Product Managers: How to Write a PRD with Claude in 30 Minutes (Worked Example)
Most PM AI tools give you templates. Spec-driven AI gives you a method. Here's a real worked example writing a PRD from spec to shipped in 30 minutes.
May 12, 2026 · 2 min read
Welcome — why this blog exists
A working log on spec-driven AI for working professionals. What you'll find here and why it's worth your reading time.