Annie Arenas

About Annie Arenas

Senior Accounts Payable Specialist with deep experience supporting public tech, SaaS, and advertising organizations in high-volume, fast-paced environments. I specialize in Oracle-based AP and payments operations, with a strong focus on month-end close stability, controls, and system reliability.I bring hands-on experience across Oracle ERP, Zip, Coupa, Navan, Zuora, NetSuite, Bill.com, QuickBooks, and Google Workspace, partnering closely with Procurement, Treasury, Accounting, and Finance Systems teams to resolve invoice and payment issues, troubleshoot integrations, and reduce manual workarounds. I’m known for quickly identifying process gaps, documenting scalable procedures, and improving audit readiness in SOX-aligned environments.My background spans SaaS billing, real estate–related expenses, and advertising services, with ownership across the full AP lifecycle—from invoice intake and approvals through payment execution and close support. I thrive in tech environments where accuracy, speed, and system integrity matter.Certified in Administrative Professionalism, Accounting, and Coupa Procure-to-Invoice System Administration. Always open to connecting with professionals across accounts payable, payments, and finance operations.

Experience

1. Accounts Payable Specialist Ii

   Pinterest

   May 2025 — Present · New York, NY, US

   Support end-to-end Accounts Payable operations, including invoice review, approvals, and payment execution across multiple entities.Partner with IT and system teams to identify and resolve Zip–Oracle integration issues, preventing recurring payment failures.Review and validate supporting documentation for manual and exception payments to ensure Treasury requirements were met.Helped reduce operational risk by identifying gaps in invoice workflows and documenting standard processes.Collaborated with Procurement and Vendor teams on PO alignment, renewals, and invoice corrections.