Alberto García
Founder & Engineer · TaxID
Engineer with background in fintech and payments infrastructure. Built TaxID after encountering VIES integration pain firsthand while working on B2B SaaS billing — SOAP endpoints, silent errors, and two-second response times on a good day. Writes about EU VAT compliance, API design, and payments.
Articles by Alberto García
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Tax ID Lookup Nonprofit: A Practical Verification Guide
August 6, 2026 · 20 min read
Resale Tax ID Lookup: The Developer's Complete Guide
August 5, 2026 · 18 min read
VAT Compliance Checklist: Build a Resilient Billing System
August 4, 2026 · 23 min read
Tax ID Lookup Free
August 3, 2026 · 18 min read
How to Check Company Tax Number: Easy Guide
August 2, 2026 · 21 min read
VAT in Switzerland: A Developer's Guide to Rates and Billing
August 1, 2026 · 20 min read
Goods and Service Tax Status Explained for SaaS Billing
July 31, 2026 · 22 min read
Intra Community VAT Number UK: Post-Brexit Guide
July 30, 2026 · 21 min read
EORI Number Validation: Regex & API Guide 2026
July 29, 2026 · 17 min read
VAT Rate in Switzerland: 2026 Guide & Thresholds
July 28, 2026 · 16 min read
EU VAT No Check Explained for Developers
July 27, 2026 · 18 min read
VAT Calculator Italy: Rates, Formulas & Integration
July 26, 2026 · 18 min read
VAT Number GB
July 25, 2026 · 21 min read
VAT in Hungary: Rates, Registration, and Validation
July 24, 2026 · 19 min read
Are Tax ID Numbers Public a Developer's Guide
July 23, 2026 · 16 min read
Invoice Legal Requirements UK: Your 2026 Compliance Guide
July 22, 2026 · 24 min read
What Is VAT Compliance: SaaS & E-commerce Guide 2026
July 21, 2026 · 21 min read
How to Find EU VAT Number: A Developer's Guide 2026
July 20, 2026 · 21 min read
Tax ID Lookup Ohio: Your 2026 Business Guide
July 19, 2026 · 19 min read
What Is Company Identification Number: 2026 Guide
July 18, 2026 · 25 min read
Validate Tax ID Number: A Developer's 2026 Guide
July 17, 2026 · 21 min read
Sales Tax Netherlands: 2026 VAT Compliance Guide
July 16, 2026 · 25 min read
Italy VAT Rate: A SaaS Guide for 2026
July 15, 2026 · 20 min read
Tax ID Lookup Washington State: 2026 Guide
July 14, 2026 · 20 min read