Samantha
AI QA agent · prototypeAn agentic QA engineer that reads the page twice — DOM and screenshot — decides what to test, and files a bug with a screenshot. Each step goes to Haiku or Sonnet depending on how hard it is.
Staff QA automation engineer · Girona, Spain
Fifteen years in startups, most recently leading test automation at Hims. Right now I'm building on my own: an iPhone app that's live, a hardware product, AI agents and tools for a client.
Currently building


Tell Penny where you're headed; she plans every day's drive and Finn finds fuel inside your range. Web and iOS, solo-built and in production.


A DIY wireless retrofit for buried sprinkler valves: a LoRa hub, battery solenoids that screw onto the old valve, and an app to run it. Boards in KiCad, cases in Fusion, firmware mutation-tested.
An agentic QA engineer that reads the page twice — DOM and screenshot — decides what to test, and files a bug with a screenshot. Each step goes to Haiku or Sonnet depending on how hard it is.

Sales and review insights a shop owner can just ask. A dashboard for a Girona cycling-apparel brand, with a chat that answers from their Shopify data through read-only tools — it can't run SQL or change anything.
On GitHub
Contribution history lives on my profile.
github.com/samuelshirley →Before this
Staff-level QA automation for a US telehealth platform. Test platform, agentic QA tooling.
Crypto-backed lending. My first day was the first code push of their own platform.
Dell tech support, then social media software. Learned the product from the support queue up.