Efekan Efe

I build software end to end — from interface to infrastructure. Lately I'm focused on mobile apps people enjoy using and web apps that solve complex problems for companies.

İstanbul, Türkiye

currently

Full Stack Developer Sirius AI Tech

MetalFolio

gold price tracker — live gold, crypto & forex

5.0 · Finance · iPhone & iPad · Free

MetalFolio — live gold and silver prices MetalFolio — real-time spot prices for precious metals MetalFolio — instant profit and loss analysis
View on the App Store

experience

Sirius AI Tech Istanbul
Full Stack Developer Vue.js · Python · Node.js · cloud
Mar 2026 — Present
Mobile App Development Lead 10+ apps · React Native & TypeScript
Aug 2023 — Feb 2026

writing all posts →

Building MetalFolio: from idea to 1000+ users 08 Jul 2026 React Native CLI vs Expo: lessons from 10+ apps 24 Jun 2026 Automating iOS releases with Fastlane & EAS 11 Jun 2026