John T.

Senior iOS Developer & Kotlin Multiplatform Mobile Developer

Iloilo

Overview

I'm a senior iOS developer with nearly 10 years of experience building production mobile apps with Swift, SwiftUI, UIKit, and Objective-C. I also build Kotlin Multiplatform Mobile solutions that share business logic across iOS and Android, and I help teams modernize legacy code, improve app architecture, integrate APIs and payments, and ship reliable mobile products with testing and CI/CD.

Skills and Tools

• Swift
• Kotlin
• Flutter
• GitHub Actions
• GitHub
• CI/CD
• Full Stack Development
• Backend Development
• React
• Vue.js
• TypeScript
• JavaScript
• Express.js
• Node.js

Work History

• iOS Developer | Cross-platform Mobile Developer

  CoDev, full_time

  Mar 2021 to Apr 2026

  Built mobile applications using Swift, Kotlin Multiplatform, and Flutter. Architected mobile projects, improving development flow, maintainability, and less bugs to fix, increasing productivity and deployment by 70%.

• iOS Developer

  Rogomi, Inc., full_time

  May 2016 to Mar 2021

  Modernized Objective-C projects into Swift, creating robust applications for different clients in the Philippines, built Easehospitality website with VueJS and Laravel.