Don A.
Accounts Receivable & Billing Specialist | Collections | Invoicing
I am an Accounts Receivable and Billing Specialist with 7+ years of experience in billing, invoicing, collections, bookkeeping, customer support, and financial account management. I have hands-on experience with QuickBooks, Odoo, Shopify, Oracle, ERP systems, Excel, and Zendesk, including purchase order validation, invoice processing, payment and subsidy reconciliation, refunds, account audits, and customer collections. Throughout my career, I have worked with finance, customer service, school, sales, and operations teams to resolve billing discrepancies, follow up on outstanding payments, maintain accurate records, and provide reliable customer support. I also have experience managing customer accounts, billing portals, contracts, and financial documentation. I am detail-oriented, organized, and comfortable working independently in remote environments. My goal is to help businesses keep their accounts accurate, payments on track, and customers properly supported.
Earnings and projects
Last 6 months ÷ 4.8 months active (since Jun 2026)
Last 6 months: $5.2k
Billed in all: $5,494$5.5k
$2.6k in the last 6 months
Across 2 contracts
Earnings, last 30 days
Skill rankings: Top 11% in Microsoft Office
Ranked by MRR among everyone on Upwork with the skill.
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