Senior iOS Engineer & AI Integration Specialist
13+ years shipping mobile products at scale. Based in Sydney 🇦🇺
Currently completing a Master of Data Science at Macquarie University.
🚀 Recently Shipped
- Just Write Off — AI-powered tax & receipt tracker. Google Gemini OCR, Supabase (PostgreSQL + RLS), StoreKit + RevenueCat, zero-data-retention privacy architecture
- ScanMe — Document scanner with OCR, PDF export, e-signature, 20+ language support
- Gegee — Mongolia's first mindfulness app. Apple Health, subscription tiers, 200+ courses
🏆 Career Highlights
- Built Mongolia's #1 ride-share app (UBCab) — 1.5M+ riders, 80K+ drivers
- Scaled food delivery app from 30K to 150K MAU — #1 App Store ranking, 4.8/5 rating
- Reduced third-party API costs by 95% via URLSession + Combine networking rebuild
- Enterprise iOS delivery for Yahoo Japan and Mitsubishi Corporation
🛠 Tech Stack
iOS: Swift, SwiftUI, UIKit, Combine, Objective-C, Flutter
Payments: Apple Pay, StoreKit, RevenueCat, in-app purchases
AI/ML: CoreML, Google Gemini APIs, Ollama (local LLMs), OCR
Backend: Python, FastAPI, Django, Supabase, PostgreSQL, Firebase
Tools: AWS, Fastlane, Docker, CI/CD, Xcode, Git
📫 Connect
bbaatarg@gmail.com |
LinkedIn |
Portfolio