Engineering Insights

Ideas, Systems & Lessons Learned

Real articles on building SaaS products, AI systems, and scalable software — from someone who ships, not just writes about it.

⚙️ How I Built a Multi-Step AI Wizard With Next.js Server Actions
LLM & Agents May 24, 2026 13 min read

How I Built a Multi-Step AI Wizard With Next.js Server Actions

The 6-step pattern behind 9 AI tools on a Next.js 16 SaaS — Zod schema, Server Action pipeline, Gemini integration, and a 5-step Facebook Page Starter wizard.

🤖 How to Integrate AI Into Your Business Without Hiring a Full Team
Industry Solutions May 22, 2026 12 min read

How to Integrate AI Into Your Business Without Hiring a Full Team

I built 9 AI-powered tools that replaced a copywriter, designer, and social media manager for an affiliate SaaS. Here's how any business can integrate AI without hiring ML engineers.

💰 How to Build Profitable AI Products — From $200 API Bills to $8 Unit Economics
AI Engineering May 20, 2026 12 min read

How to Build Profitable AI Products — From $200 API Bills to $8 Unit Economics

Real strategies to control OpenAI costs at scale — from $200 API bills in testing to $8-15 per customer. Token budgets, batch optimization, and pre-computation patterns for 75%+ margins.

How to Build Crash-Safe Long-Running AI Jobs — Lessons from Generating 1,720-Page PDFs
AI Engineering May 20, 2026 11 min read

How to Build Crash-Safe Long-Running AI Jobs — Lessons from Generating 1,720-Page PDFs

Production patterns for AI jobs that run for hours — idempotent task design, crash recovery with MongoDB, batching strategies, and cost control for large-scale LLM pipelines.

🚀 Production-Ready LLM Apps: Batch Processing, Async Patterns & Scaling
AI Engineering May 21, 2026 14 min read

Production-Ready LLM Apps: Batch Processing, Async Patterns & Scaling

How Pulse Clarity scales AI PDF reports from 15-second Life Clarity to 1,720-page horoscopes — product-specific Celery queues, GPT-4o batching, and pre-computation on FastAPI + Render.