Kevin He

• Accelerated multi-agent workflows through MCP tool caching, reducing agent response time by 52%

• Built an async ingestion pipeline with SQS → S3 events and DynamoDB job tracking, improving scalability

• Integrated RAG multimodal search using Marengo, enabling unified retrieval across text/image/video assets

• Integrated push notifications for Hong Kong’s hybrid app using TypeScript, Angular, Ionic Cordova/Capacitor

• Enhanced AI chatbot features in Sun Life’s iOS app using Swift and Amazon Connect, improving customer UX

• Delivered iOS features on navigation, message handling, and read-receipts to increase app stability and test coverage

• Implemented frontend features and backend workflows using TypeScript, Next.js, and Inngest

• Built Retool dashboards with PostgreSQL queries to identify unattended claims, reducing missed claims by 40%