Mobile Developer

Mobile Developer — Apex Mobile Labs

San Jose, CA | October 2023 – Present

• Led a development team of 4 engineers to rebuild the flagship iOS and Android retail application using Flutter, resulting in a 34% reduction in crash rates and a 4.8-star App Store rating.
• Optimized network request layer and image caching strategies, reducing mobile cellular data usage by 42% and decreasing average application launch time from 2.4 seconds to 1.7 seconds.
• Implemented automated CI/CD pipeline runs using GitHub Actions and Fastlane, reducing manual deployment efforts by 12 hours weekly and increasing release frequency to bi-weekly cycles.
• Integrated Google Analytics and custom telemetry frameworks to track critical user journeys, uncovering 3 major checkout bottlenecks and increasing overall transaction completion by 18%.

Associate Mobile Developer — Vertex Tech Solutions

Oakland, CA | June 2021 – September 2023

• Developed and maintained 6 native iOS modules in Swift and Objective-C for an enterprise logistics app, improving real-time package tracking accuracy and location updates by 22%.
• Refactored legacy SQLite local storage systems to use modern Room database implementation on Android, cutting local database query latency and background sync delays by 35%.
• Collaborated with UI/UX designers to implement responsive layouts for 18 complex application views, resolving 45 cross-device display anomalies and enhancing mobile accessibility.
• Conducted rigorous unit and integration testing across mobile codebases, increasing overall code test coverage from 55% to 82% and reducing post-release bug reports by 30%.

Swift, Kotlin, Objective-C, Java, Flutter, React Native, Dart, JavaScript, SQLite, Room, Core Data, Firebase, Git, CI/CD, Fastlane, Google Play Console, App Store Connect, RESTful APIs, GraphQL

Offline-First Logistics Application

Role: Lead iOS Engineer

Tools: Swift, SQLite, CoreData, RESTful APIs

Designed a custom local data sync algorithm that reduced background sync failures by 44% and maintained 100% data consistency during offline operations.

Cross-Platform Event Booking App

Role: Full-Stack Developer

Tools: React Native, Redux, Node.js, GraphQL

Built a modern check-in ticketing interface that handled 50,000+ daily active users, reducing event gate queue times by 26% across 12 major venues.

• Google Associate Android Developer (2022)
• Meta iOS Developer Professional Certificate (2023)

• Languages: English (Native), Mandarin (Conversational)
• Volunteer Work: Mentoring high school students in Swift Playgrounds at local community center (2022-present)
• Availability: 2 weeks notice for transition