Hi, my name is

Alex Leung

Software Engineer and Writer.

I build AI product surfaces and reliable software systems. I share some of my thoughts here.

I keep essays, technical notes, and project writeups here: software systems, AI product development, and personal reflections.

July 4, 2026

OpenAI's mid-year break was a chance to fly to Las Vegas, drive into southern Utah, and hike around Zion, Escalante, and Bryce Canyon.

June 14, 2026

My coding-agent sessions are more expensive now. The useful spend is the part that turns mistakes into better tests, graders, prompts, and checks.

April 27, 2026

My first week in San Francisco: paperwork, an unfurnished apartment, two cats, Bay Trail runs, and waiting for furniture.