Dhairya ChandraDhairya ChandraAI Engineer & Mentor

Writing

Career, tech, visas, and the personal parts.

Notes on AI agent systems and engineering, studying and working in the US, and what I learn shipping products.

Breaking Into a US Tech Career as an International Student
career
Breaking Into a US Tech Career as an International Student
I still remember doing the math on a napkin during my second semester: 12 months of OPT, 24 more with the STEM extension, and if you haven't found a sponsor by the time that clock runs out, you go home.
Aug 11, 20264 min read
Small Business SEO: What Actually Moves the Needle in 2026
tech
Small Business SEO: What Actually Moves the Needle in 2026
Almost every small business owner opens with "we need to rank on Google." Ranking isn't the goal, it's a proxy for one, and most SEO advice online optimizes for the proxy instead of the thing it's supposed to represent.
Jul 28, 20264 min read
MCP Servers Aren't the Hard Part: What Actually Breaks Production Agents
tech
MCP Servers Aren't the Hard Part: What Actually Breaks Production Agents
Every MCP tutorial ends the same way: spin up a server, call one tool, ship it. Nobody writes the follow-up post about what happens six weeks later when tool selection starts drifting in production…
Jul 13, 20265 min read
A2A Agents: What I Learned and Actually Built
tech
A2A Agents: What I Learned and Actually Built
When I first heard “A2A agents” I thought it was just another AI buzzword. So I decided to actually build something with it, break it a few times, and find out if it’s real or…
Mar 25, 20268 min read
Stepzy – A Simple, Motivating Step Counter Built for Real Life
tech
Stepzy – A Simple, Motivating Step Counter Built for Real Life
Over the last few years, I’ve become more intentional about my health. Like many people, I wanted to walk more, stay active, and build small habits that actually stick. But every time I opened a…
Mar 10, 20263 min read
Health-GPT: An iOS App Powered by OpenAI
tech
Health-GPT: An iOS App Powered by OpenAI
As technology advances, so does the healthcare industry. With the creation of Health-GPT, an iOS application that uses OpenAI’s GPT-3 API to provide health-related answers, healthcare has been…
Apr 12, 20234 min read