A self-hosted deferred deep linking system for referral programs, similar to Firebase Dynamic Links. Built at Sparkle, a Nigerian microfinance bank, with interchangeable backends (PHP/Node.js), web, and mobile packages. Uses deterministic recovery on Android and iOS (clipboard-based) with probabilistic fingerprint matching as fallback.
A self-hosted deferred deep linking and referral attribution system with interchangeable backends and mobile/web packages, used in production by Sparkle, a Nigerian microfinance bank. The system deterministically recovers referral codes on Android via Play Install Referrer and on iOS via clipboard, with probabilistic fingerprint matching as fallback.