Noah Han
🚀 Personal Portfolio Live

Building AI systems, software, and real-world infrastructure.

I build NLP/LLM systems, design recommendation engines, architect software, retrofit physical infrastructure, and cultivate systematic learning frameworks.

AI/ML ENGINEERING · SYSTEMS THINKING · DIY HARDWARE

Noah Han

Noah Han

Software Engineer · AI/ML Systems

Location Bay Area, CA Focus NLP, LLMs, Recommender Systems Currently Building systems & writing

Real-world engineering & DIY hacking

Featured Projects

I believe true understanding comes from tearing things down and building them back better. Here are my favorite physical engineering projects.

Home DIY

Upgrading Your Kitchen: A Comprehensive Guide to Choosing and Installing a Built-In Dishwasher

Upgrading your kitchen appliances is one of the most rewarding home improvement projects you can undertake. Among these upgrades, replacing an old built-in dishwasher with a modern, high-performance model is a true game-changer. A premium dishwasher does far more than just save you time; it elevates kitchen hygiene, operates in near-silence, and drastically reduces utility bills through advanced energy and water efficiency. In this article, I will share my insights on selecting the right dishwasher brand and provide a detailed, step-by-step walkthrough of the DIY installation process based on my firsthand experience.

Home DIY
Automotive DIY

Suburban cabin filter saga: From weird AC smell to cutting open a “sealed” filter slot

My Suburban’s AC developed a sharp odor that honestly smelled like pee — and with young kids at the time, I even wondered if someone had an accident in the car. After sprays failed, deeper research revealed the real cause: GM had sealed the cabin‑filter slot from the factory. Cutting it open and installing a proper filter finally eliminated the smell. ![image](/api/image/articles/1780894686454-lvq21r4egr9.png)

Automotive DIY