Technical co-founder of eSerbisyo. Full-stack developer and automation engineer building operations infrastructure for Philippine local government.https://www.rodneydelacruz.space/en-usFri, 04 Sep 2026 00:00:00 GMThttps://www.rodneydelacruz.space/writing/why-a-barangay-clearance-takes-three-days/https://www.rodneydelacruz.space/writing/why-a-barangay-clearance-takes-three-days/Barangay clearances stall in predictable places: signatures, ledger checks, and a trip home when the connection drops.Fri, 04 Sep 2026 00:00:00 GMTlocal-governmentdigital-serviceshttps://www.rodneydelacruz.space/writing/offline-first-and-subscriptions-in-a-pwa/https://www.rodneydelacruz.space/writing/offline-first-and-subscriptions-in-a-pwa/Making a calculation tool work offline, keep auth sane, and know what a subscription entitles someone to when you cannot ask the server.Fri, 28 Aug 2026 00:00:00 GMTprogressive-web-appsinfrastructurehttps://www.rodneydelacruz.space/writing/what-a-qr-code-can-and-cant-prove/https://www.rodneydelacruz.space/writing/what-a-qr-code-can-and-cant-prove/A QR code on an official document proves the record behind it exists. It does not prove the paper is genuine, and that limit matters.Fri, 14 Aug 2026 00:00:00 GMTdocument-automationverificationhttps://www.rodneydelacruz.space/writing/mapping-placeholders-into-docx-templates/https://www.rodneydelacruz.space/writing/mapping-placeholders-into-docx-templates/Generating a Word document from data sounds simple until the template has headers, tables and fields that must survive being filled.Fri, 24 Jul 2026 00:00:00 GMTdocument-automationtemplateshttps://www.rodneydelacruz.space/writing/offline-first-when-your-user-is-a-barangay-hall/https://www.rodneydelacruz.space/writing/offline-first-when-your-user-is-a-barangay-hall/Offline-first is usually a performance feature. In a barangay hall with intermittent connectivity, it is the entire requirement.Fri, 19 Jun 2026 00:00:00 GMToffline-firstlocal-government