Swift/React Native Developer at TotalCoach

Developed and maintained features in an Expo-based React Native application, contributing across the full feature lifecycle from requirements through release and ongoing support. Owned cross-platform app stability and performance, including debugging production issues. Integrated and maintained native Swift modules for advanced audio, video, and image processing, exposing native functionality through well-defined APIs consumed by the React Native layer. Collaborated closely with product and design teams to deliver user-focused features while balancing scope, performance, and maintainability. Improved development workflows and code quality within a small, fast-moving team, including extracting shared native functionality into a reusable NPM package, adopting MVVM architecture, adding unit tests, migrating reactive code from RxSwift to Combine, and integrating RevenueCat for in-app purchases and subscriptions.

Senior iOS Engineer at BlueJeans by Verizon

Developed and maintained the BlueJeans iOS application, ensuring strong performance, usability, and scalability. Collaborated closely with Product Management and Design teams to translate requirements into well-structured technical solutions, following clean architecture principles and development best practices. Modernised the codebase by migrating legacy Objective-C/Storyboard components to Swift and SwiftUI, while supporting integration with existing C++ and Objective-C modules. Actively diagnosed and resolved production issues in collaboration with customer support and cross-functional teams, introduced a bi-weekly knowledge-sharing session to promote iOS best practices, and mentored interns and junior engineers to support their onboarding and technical growth.

Senior Mobile Developer at Home Credit China

Led app enhancements and iterations based on business needs, coordinating efforts between front-end and back-end teams to implement technical solutions and resolve customer-reported bugs. Upgraded the app architecture to the MVVM-Coordinator pattern, which improved scalability and efficiency. Additionally, facilitated skills-sharing meetings on diverse development topics to promote team knowledge and collaboration.