Software engineer building AI systems

Alex Duncan

I work on ambitious products where speed, judgment, and follow-through matter.

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Current build slate

Geospatial platform

Maps infrastructure

20M requests/month, sub-100 ms

Owning a production map stack built to stay fast, stable, and operationally calm under sustained traffic.

Parcel search engine

National-scale search

300M parcel records, 60 ms p95

Building search infrastructure that keeps latency low while making messy nationwide parcel data genuinely usable.

Autonomous QA harness

Agent workflows

Autonomous QA agents

Building agent workflows that can execute QA end to end, surface failures clearly, and reduce manual coordination.