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Skills

Playwright

Scraping & automation Docs

Automates a real browser to test sites or extract data that needs JavaScript.

Real browser for hard scraping and for verifying demos actually load.

Where it was used 02

  • Genome Viewer

    Verification of the published site and capture of the posters shown without WebGL2 or with reduced motion.

  • Cert Studio

    25 end-to-end tests: axe with zero violations on all eight views in light and dark, all eight views at mobile width, sample mode never writing to storage, the spaced-repetition migration, offline use and zero layout shift while the bank loads.

Genome Viewer
Live · Usable

Science & bioinformatics

Genome Viewer

What a variant does to the genome, predicted: a story from DNA to effect and an interactive viewer, with no API calls from the web.

TypeScript · Vite · no framework · Python pipeline · frozen artifacts, zero API calls from the web

Case study
Live · Usable

Agents & AI automation

Cert Studio

I prepare for the Claude Code certifications with my own practice app: 240 original questions, mocks by domain weight and every trap explained.

HTML · dependency-free JavaScript · Playwright · static hosting

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