Robert Wang Email & Phone Number

Singapore, Singapore

Singapore

1) developed and enhanced healthcare related features such as video call teleconsultation, user authentication, appointment booking, payment, order processing, etc.2) restructure the monolithic system into multiple micro-services.3) Monitor and diagnosis the performance and scalability issues of WebSocket signaling module within Node.js cluster.4) uplift the authentication function from legacy username-password approach to independent and reusable authentication micro-service leveraging a platform called KeyCloak.5) integrate the authentication and authorization services with Singpass and MyInfo services.6) hands-on experiences with tech stacks like Node.js, Nest.js, TypeScript, Express, React, MongoDB, MySQL, AWS, docker, K8s.

Singapore

- led the mobile team to deliver the Covid19-test features fast and iteratively- led the Android team to upgrade the Android code base from Java to Kotlin, and adopt the best practices accordingly

Shanghai, China

● Led the successful delivery of features, such as Push Notification, Message Center and location based functionalities, and implemented agile methodologies.● Expand my skill set into full-stack (Spring framework, My SQL, HTML, Angular), proactively taking back-end and front-end development works within the team, implemented features like statistics report, server-side table pagination,etc.● Design the architecture for the scaffold of Unified Messaging Platform, which leverage MQs to unify different messaging methods, i.e. push notification, SMS and email.

Shanghai City, China

● Make mobile app both smart and battery-saving by digging deep into android location service APIs, app lifecycle mechanism and battery-saving strategy.● resolve several mobile security issues, including Android permission abuse, user privacy violation, etc.● Govern the Git repositories and code review, along with the CICD system (Jenkins, Nexus, Gradle/Maven).● Design and architect technical solutions for several projects, work closely with other teams to provide storytelling deck, cost estimation and release timeline.

Hangzhou, Zhejiang, China

• Develop and maintain the core IM features for company’s instant-messaging apps• Be responsible for the app’s whole release flow including CICD and publishing.

Guangzhou

Build several Android apps from scratch

Guangzhou, Guangdong, China

Development and Data maintenance for China Mobile’s Business Operations Support System