Results-driven Technical Virtual Assistant and Google Workspace Developer with 30 years of progressive IT experience. Specializing in building and maintaining custom Applicant Tracking Systems entirely on Google Apps Script, connecting Gmail, Google Contacts, Google Drive, Google Calendar, and Google Sheets through Web Apps. Proven track record with a flagship project processing 3,406 applicants and 99 job postings with zero data loss over 7 years. Currently focused on workflow automation, Google Workspace development, n8n, OpenAI/ChatGPT API integration, and AI-assisted automation for small teams.
Every engagement is a custom-built system — not a template. I architect solutions that grow with your business.
Multi-sheet workbook architectures with complex formulas, dashboards, and payroll/reporting pipelines. I turn spreadsheets into full business operations.
Production-grade custom web applications built with Google Apps Script HTML Service — running fully inside Google Workspace with no external hosting required.
Scripted triggers, timed jobs, and event-driven workflows across Gmail, Calendar, Drive, and Contacts — eliminating manual repetition at every step.
Connecting Google Workspace to OpenAI / ChatGPT and n8n workflows — adding intelligent classification, auto-responses, and AI-generated content directly into your Sheets and Gmail.
A fully custom Applicant Tracking System built entirely on Google Apps Script for a Canadian executive search firm — running in production for 7 uninterrupted years.
One web app connects Gmail, Google Contacts, Google Drive, Google Calendar, and Google Sheets through a unified dashboard — replacing a raw spreadsheet workflow with a clean, scalable recruitment operations system.
Conducted a deep audit of a 7-sheet Google Sheets system with a custom Apps Script backend for a TikTok ads business. Identified and fixed formula bugs across payroll, shift tracking, and dashboard rollup sheets, resolved hidden #REF! errors, corrected overtime calculation logic, and implemented performance improvements across the Apps Script backend.
Multi-channel n8n workflows powered by the ChatGPT API to classify incoming emails, auto-respond to operations leads, and route tasks — giving small teams the leverage of a much larger operation without added headcount.
Delivered automation and VBA macro solutions for international clients on Upwork — data transformation, CSV processing, formatted report generation, and web scraping workflows that replaced hours of manual work.
Architected mission-critical financial systems at a Makati investment bank — Treasury Bills, Repo Agreements, FX swaps — and administered SQL Server across dev/test/production instances for 9 years.