Vasyl Kyryliuk

Solo founder and software engineer building VAT Engine, an EU VAT API and compliance platform for ecommerce and SaaS. Writing about APIs, product development, security, SEO, and bootstrapping.

Products

Developer-first EU VAT API and compliance platform for ecommerce, SaaS, and headless commerce.

VAT Engine
EU VAT calculation and compliance platform with rate data, tax classes, transaction records, OSS/IOSS workflows, and ecommerce integrations.
Free Alpha$0/mo

Find me online

Follow my work on VAT Engine, product development, and engineering.

Articles

Technical articles and practical guides on EU VAT, APIs, ecommerce integrations, SaaS, and the engineering behind VAT Engine.

Recent activity

Opening VAT Engine to developers — looking for real-world EU VAT edge cases