The Complete Guide to Deploying OpenClaw on an Ubuntu 24.04 VPS Securely
Step-by-step guide to deploying OpenClaw on Ubuntu 24.04 with production-ready security via Nginx, HTTPS, Ollama local LLM, and Gemini.
Engineering Scale & AI Delivery Advisor
Scale Faster.
Deliver Better with AI.
I'm Nick Nguyen, Founder @ Gtemas. With 16+ years in tech, I help companies build and scale engineering teams, optimize Software Delivery, and adopt AI across the enterprise.
Topics I Write About
Areas I follow closely and write about regularly.
Technology & IT
Networking, security, digital transformation and enterprise IT operations.
Software Engineering
Software architecture, design patterns, clean code and frameworks.
AI & Emerging Tech
Artificial intelligence applications, automation, and tech trends shaping the future.
Finance & Fintech
Digital payments, fintech platforms, and the business of financial technology.
Career & Leadership
Management, soft skills, and career lessons from the tech industry.
Cloud Computing
Cloud infrastructure, Edge Computing, and serverless architecture on AWS and Cloudflare.
Latest Insights
Recent writing on software, AI, and the business of technology.
Accelerating Software Development with Agentic AI: From Theory to Practical Implementation
How Agentic AI differs from AI Copilot, integrating Cursor/Cline into production workflows, and the Architecture-First engineering philosophy.
Perfecting Content-Driven Architecture with Astro: Decoding the Power of Static Efficiency
How Astro's Islands Architecture and Type-Safe Content Collections redefine performance benchmarks for content-driven websites.
Building an Agentic Workflow with n8n and Local LLM (Ollama): Air-Gapped Enterprise Automation
Deploy an Agentic Workflow stack with n8n and Ollama: LLM-driven Tool selection, Air-Gapped Data Privacy, flat-rate compute costs on self-hosted infrastructure.
Abandoning Next.js for Astro: A Comprehensive Migration Guide & 100/100 Lighthouse Optimization
Case study migrating nicknguyen8.com from Next.js 14 to Astro 5: Islands Architecture, Nano Stores, and cutting JavaScript payload by 95%.
Global Distributed Architecture: Ultra-Fast Systems with Cloudflare Workers
A technical analysis of Edge Computing and how Cloudflare Workers, KV, D1, and R2 enable globally distributed architectures with near-zero latency.