Led development and maintenance of iOS Rooit App, focusing on enhancing user experience and functionality. Key responsibilities included: - Employed MVVM Architecture with RxSwift for app development. - Utilized ReactorKit to seamlessly bind view state and actions. - Implemented the NFT feature, including Rooit Alpha Cell and Roo. - Generated Xcode project using XcodeGen. - Maintained consistent coding style with SwiftFormat. - Introduced the Shop tab feature to enrich app functionality. - Modularized app features into smaller frameworks for improved scalability. - Wrote comprehensive UnitTest cases to ensure code robustness. --- For DevOps Responsibilities: - Constructed API Gateway services to integrate external client API requests. - Utilized Prometheus and Grafana for service monitoring. - Employed technologies such as K8S to reduce expenses on GCP.

Led the development and management of our brand sites. Key responsibilities included: - Developed features based on multi-tenancy architecture to create an e-commerce system. - Utilized Actix-Web to build efficient web services. - Implemented Kubernetes for handling rolling updates, scaling behavior, and ingress features. - Utilized Docker for building container images. - Managed PostgreSQL databases in GCP Cloud SQL for data storage. - Handled network traffic with Google Cloud Load Balancing. - Manually integrated ECPAY API and TapPay service for payment processing. - Implemented Redis cluster in Kubernetes to enhance API performance. - Deployed EFK stack for logging system management. - Utilized Prometheus for monitoring system health. - Employed RabbitMQ as a message broker for handling mail system functionalities.

Spearheaded the development of the iOS App from inception to launch: - Implemented MVVM Architecture with RxSwift for app development. - Developed Networking Layer, Persistence Data Layer, and ViewModel Layer. - Managed Push Notification integration. - Developed Chat message feature (text, image, file) in native app from scratch. - Engineered Audio Playing functionality from scratch. - Implemented Universal Link functionality for seamless login or page navigation. - Facilitated communication between Web and native app. - Oversaw the transition from beta to 1.0 design in iOS and Android App. - Collaborated closely with UI/UX Design team to ensure seamless integration of design elements. - Designed PressPlay community features, including UI flow and UI/UX design.

Assisted in the development of a reader app: - Implemented In-App-Purchase functionality. - Designed and implemented the Home Page feature. - Developed the Reader functionality.