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Agustin Castiarena

WORK

Projects

Longer pieces of work, written up as case studies: the problem, the approach, and what changed. Some of it sits under NDA, so the detail stays at the architecture level.

  1. 01

    exporter Chrome extension

    A Chrome extension that turns any web page, or just the elements you pick, into a clean, paginated PDF with real selectable text. It runs entirely on-device: no uploads, no account, no tracking.

    Creator & sole developer · Sep 2026

    • TypeScript
    • Manifest V3
    • Chrome DevTools Protocol
    • Vite
    • Vitest
    • Playwright
    • jsPDF
    • html2canvas
    Read case study
    A browser showing a report with a chart and a table picked for export, next to the two-page PDF exporter made from them: the chart on page one and the table on page two.

  2. 02

    Recording Studio architecture

    Decomposed core business logic into GraphQL-powered microservices, enabling a more modular platform architecture

    Senior Fullstack Engineer · Feb 2023 — Jul 2026

    • GraphQL
    • Microservices
    Read case study
    TODO(agustin): Describe the cover image for the Recording Studio architecture case study.

  3. 03

    VR/AR healthcare platform

    Built and evolved a client-facing VR/AR healthcare platform used to deliver product improvements

    Frontend Team Lead · Feb 2021 — Jan 2023

    • TODO(agustin): Stack
    Read case study
    TODO(agustin): Describe the cover image for the VR/AR healthcare platform case study.

  4. 04

    Micro frontend migration

    Played a key role in one of the company's largest frontend modernization initiatives.

    Senior Frontend Engineer · Jan 2020 — Feb 2021

    • Micro frontends
    Read case study
    TODO(agustin): Describe the cover image for the micro frontend migration case study.

exporter is a complete case study. For the other three, covers are generated SVG placeholders derived from each project's slug, roles and periods come straight from the CV, and problem write-ups, approach detail and outcomes ship marked TODO(agustin) until real case-study copy is ready.