Building a privacy-first SEPA QR code generator: Zero backend, client-side PDF, 4 languages

📰 Dev.to · Kaleb

Learn to build a privacy-first SEPA QR code generator with zero backend and client-side PDF generation in 4 languages

intermediate Published 22 May 2026
Action Steps
  1. Build a client-side SEPA QR code generator using JavaScript and HTML
  2. Implement PDF generation on the client-side using a library like jsPDF
  3. Add support for 4 languages to the generator
  4. Test the generator for security and privacy leaks
Who Needs to Know This

Developers and fintech professionals can benefit from this tutorial to create secure and private financial tools, and product managers can use this to inform their product strategy

Key Insight

💡 You can build a secure and private financial tool without storing user data on your servers

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🔒 Build a privacy-first SEPA QR code generator with zero backend! 💻

Key Takeaways

Learn to build a privacy-first SEPA QR code generator with zero backend and client-side PDF generation in 4 languages

Full Article

Most fintech tools handle your banking data on their servers. I wanted to build something different:...
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