BIR noticeE-invoicing is due by 31 December 2026 for covered taxpayers, including businesses on a CAS or CBA with invoicing software.E-invoicing is due by 31 Dec 2026 for covered taxpayers.

CAS set-up in Odoo
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Rex Polintang

Rex Polintang

IT Developer Expert

Taguig City hub

Rex keeps the systems and networks behind a business running. A cum laude graduate in IT, networking and administration, Rex has handled a retail branch's IT day to day since 2023, completed the Cisco CCNA routing and switching courses, and documented maintenance work for 105 cell sites. Rex's motto is simple: learn things, adapt to things, innovate things.

Skills.

What Rex brings to your project, grouped by area.

IT support & networking5

  • Branch IT support
  • Network administration
  • Routing and switching (CCNA)
  • Scaling and connecting networks
  • Hardware and user support

Systems administration2

  • Linux essentials
  • Red Hat system administration (RH124, RH134)

Documentation3

  • Site documentation (105 cell sites)
  • Site folder completion
  • Technical records

Business & teamwork4

  • Business development team lead (internship)
  • IT marketing plans (technopreneurship)
  • Intellectual property basics
  • English and Filipino communication

Certifications and education7

  • BS Information Technology, Networking and Administration, Cum Laude
  • CCNA R&S: Introduction to Networks
  • CCNA R&S: Routing and Switching Essentials
  • CCNA R&S: Scaling Networks
  • CCNA R&S: Connecting Networks
  • Linux Essentials
  • Introduction to Red Hat System Administration 124 and 134

Work with Rex and the team.

Book a discovery call. We look at how your company invoices, files and closes the month today, and what to set up first in Odoo.

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