Chris Chan

Architected a web-based chatbot using Retrieval-Augmented Generation with models like GPT-4o, LLaMA, and Mistral, managing a repository of 300,000 vectors with Qdrant and Pinecone. Developed a Telegram mini-app for voice interaction with Deepgram for speech-to-text and Libkit for text-to-speech, supporting eight major languages.

Architected Go-based microservices to aggregate exchange data and relay it to the backend, leveraging Kafka as a message broker and deploying on Amazon EKS for auto-scaling and load balancing. Engineered a multi-threaded Rust WebSocket proxy server using Rust's Tokio runtime and Axum framework to manage WebSocket subscriptions and efficiently serve the market data to the frontend and trading algor

Directed the development of a hotel and flight reservation platform using Nest.js and PostgreSQL, integrating cryptocurrency and multi-bank payment processing. Created a Go-based WebRTC streaming service with Kafka, Kubernetes, and AI-powered speech-to-text translation for multilingual support.

Designed and implemented a web-based computer screen monitoring system using React and Django, boosting productivity tracking by 30% for 18+ enterprise clients through real-time activity insights and automated performance reports. Developed an advanced biometric authentication system across 10 locations, reducing unauthorized access by 80% with dual-modal fingerprint and facial recognition technol

Studied Computer Science at Hong Kong Baptist University. Gained foundational knowledge and skills in various aspects of computer science.