Joni Kats

Jonatan Kats · Mobile Developer · 14 years · Freelance If it runs on a phone, I can build it, integrate it, and maintain it.

Crypto wallets · 3D/VR/AR · API Integration. Pixel-perfect from Figma. Always online, deeply integrated with design & QA teams. I can support architectures such as MVVM, MVP, MVI, MVC, and Bloc. AI integrations and prompt integration along with programming.

TECHNOLOGIES I CAN SUPPORT Native precision iOS (Swift/SwiftUI/UIKit, SceneKit/ARKit) · Android (Java/Kotlin, Compose, Material Design). Performance-first craftsmanship.

Cross platform velocity Flutter · Dart · HTML based when needed. Ship to both stores with shared logic, native look and feel.

AI engineering OpenCode · ClaudeCode · Deepseek · GLM accelerated development, cleaner code, faster problem-solving.

Integration & teamwork QA testers · designers · backend/frontend squads · PMs · code reviewers. Beyond working hours, fully synchronous.

Projects: https://github.com/jonikay89/BottomShelfer-ios ht