Lessons from Building Vexl: Balancing Encryption, Anonymity, and UX in Bitcoin Apps
What does it take to build a peer-to-peer Bitcoin app that truly respects user privacy—without sacrificing usability? In this talk, we’ll share lessons learned from developing Vexl, a no-KYC, client-first Bitcoin trading app. We’ll explore the technical and architectural challenges of storing encrypted data in the database, designing anonymous communication and trust models, and crafting a user experience that remains intuitive despite strict privacy constraints. If you’re building in the Bitcoin space and care about user privacy while creating apps people can actually use, this talk is for you.