Participated in backend development of real-time services that provided offline business owners with analysis on customer shopping habits.

Achieved performance improvement of a core functional module by 20%, containerization and integration of it into microservices architecture.

Due to exemplary performance, won annual bonus two times higher than the norm for attaining top 10% achievements of KPIs.

Contributed to the development of a company’s product that provided interactive 3D scenery of a city for city planners.

Achieved the performance optimization of internal render engine by 15%. Resolved long-standing issues caused by deadlocks and defined basic standards for multi-threaded programming.

Designed and implemented serialization interfaces to met system's forward and backward compatibility.

Improved the performance of hydrological forecast services;

Designed database schema and implemented the database interface based on specific business needs;

Re-factored the render engine to enable 3D visualization of rivershed.