• Designed and developed a multi-node computing engine implementing channel-based threading synchronization to facilitate the producer-consumer pattern, boosting performance by 60% and achieving full CPU utilization for highly responsive data analysis • Constructed a high-performance parallel sharding service by optimizing SQL queries and utilizing SQLite ATTACH for rapid data merging, integrated with data pre-warming, significantly optimizing overall I/O throughput and accelerating calculation delivery to end-user • Led a 5-person team in developing the end-to-end cross-region version management system, applying clean architecture backend design by CQRS pattern and modern UI by React and Tailwind CSS, ensuring complaint ISO 27001 standard and governmental regulatory, and reducing data onboarding operation time by 25% • Mentored an Intern focusing on AI Agent Insurance Assistant project from conducting cutting-edge AI tool research and developing a Model Context Protocol (MCP) server, achieving the company’s goal of AI transformation and lowering actuaries’ workload