Free, open-source EU VAT rates for all 27 member states + UK. Published as native packages for npm, PyPI, Packagist, Go, and RubyGems.
Open Source
Python
TypeScript
GitHub Actions
Projects
A selection of 9 projects across e-commerce, SaaS, fintech, and more. Each one built with care and attention to detail.
Developer-first SaaS API for EU VAT validation via VIES with Redis caching, change monitoring, and webhook notifications.
Auth
Fintech
Hono
Next.js
Multilingual B2B e-commerce platform for waterless urinal products across 32 European countries with automated VAT handling, PDF invoicing, and CRM integration.
i18n
Next.js
React
Serverless
RAG system on OpenAI and Upstash Vector with 25+ language support.
AI RAG
i18n
Next.js
OpenAI
Production algorithmic trading system for perpetual futures — multi-account, event-driven architecture with dynamic progressive grid and 10-level risk
Python
Algorithmic Trading
Crypto
Real-time
Client-side SVG configurator with live preview for designing vinyl curtains and roofing panels.
Next.js
Product Configurator
React
Serverless
Automated monitoring system that discovers URLs from sitemap, validates each in desktop and mobile modes with parallel checks, monitors domain registrations
Monitoring
Multithreading
Python
Telegram Bot API
International e-commerce platform with 30 locales, product configurators, AI chatbot, and fully automated order flow: Stripe → Zoho CRM → Airtable → Mailgun →
i18n
Next.js
Node.js
OpenAI
SaaS platform for PDF authenticity verification with a public REST API.
Auth
Docker
Fintech
Next.js
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